Through which material do sound waves tend to move the most quickly

Answers

Answer 1

When a sound wave passes through a material, it causes the particles of that material to vibrate back and forth in the same direction as the wave.

In solids, the particles are tightly packed together and have strong intermolecular forces holding them in place. This means that when a sound wave passes through a solid, the vibrations are transmitted quickly from one particle to next. In liquids, particles are still close together, but they are not held in place as tightly as in solids. In gases, the particles are much more spread out and have weaker intermolecular forces. Sound waves tend to move more quickly through solids because of the tight packing of the particles.

To know more about sound wave, here

brainly.com/question/21995826

#SPJ4


Related Questions

chapter 06 standard hw problem 6.20 7 of 15 review zach, whose mass is 85 kg , is in an elevator descending at 11 m/s . the elevator takes 2.5 s to brake to a stop at the first floor. part a part complete what is zach's weight before the elevator starts braking? express your answer with the appropriate units. w

Answers

Zach's weight before the elevator starts braking is 833 Newton.

Identifying Zach's weight is necessary to prevent the braking of the lift in which he is now riding. Zach is 85 kg in weight and the lift is dropping at 11 m/s.

The first floor is reached after 2.5 seconds of braking by the elevator. We employ the weight formula—which is the sum of mass and gravity—to solve the issue.

Zach's weight can be determined by dividing his mass of 85 kg by the gravitational acceleration, which equals about 9.8 m/s2. This results in an 833 Newton weight before the lift begins to brake.

Learn more about weight:

https://brainly.com/question/30176113

#SPJ4

you are using a rope to lift a 14.5 kg crate of fruit. initially you are lifting the crate at 0.500 m/s . you then increase the tension in the rope to 160 n and lift the crate an additional 1.35 m . during this d motion, how much work is done on the crate by the tension force?

Answers

Work  done on the crate by the tension force is -1.8125 J

The work that the tension force during the motion did on the container can be calculated using the work-energy theorem. According to the work-energy theorem, an object's change in kinetic energy equals the net work that is performed on it.

The crate has initial kinetic energy of: because it is initially moving at a speed of 0.500 m/s,

K1 = (1/2)mv1² = (1/2)14.5 kg*0.500 m/s*² = 1.8125 J

The crate encounters an additional upward force of when the rope's tension is increased to 160 N.

[tex]F=mg+T=14.5 kg* 9.81 m/s 2 +160 N=301.245 N[/tex]

The final height of the crate above the ground after an additional 1.35 m of lifting is:

h2 = 1.35 m

The crate has stopped moving at this stage, leaving it with zero final kinetic energy.

As a result, the change in the crate's kinetic energy equals the work done on it by the tension force:

W = K2 - K1 = 0 - 1.8125 J \s= -1.8125 J

Due to the fact that the tension force's work is negative, the crate is being pulled downward by the gravitational force, which is equivalent to the tension force's negative work. This makes sense given that the tension force is working against gravity when the cargo is being hoisted.

Learn more about kinetic energy:

https://brainly.com/question/26472013

The weight of the water displaced by a person floating the water is 686 N. What is the person's mass?

Answers

The weight of the water displaced by a person floating the water is 686 N. What is the person's mass?l

the leaning tower of pisa is 55 m tall and about 7.0 m in diameter. the top is 4.5 m off center. how much farther can it lean before it becomes unstable?

Answers

The tower of Pisa can lean up to an additional 3.5 m off center before becoming unstable.

To determine how much farther the tower can lean before it becomes unstable, we need to calculate the current location of the center of mass and the maximum distance it can move before leaving the base.

Assuming the tower is a uniform cylinder, we can calculate the location of its center of mass using the formula:

x_cm = L/2 + h/4

where L is the length of the cylinder (equal to the diameter, or 7.0 m), and h is the height of the cylinder (equal to 55 m).

Substituting the given values, we get:

x_cm = 7.0/2 + 55/4

x_cm = 5.25 + 13.75

x_cm = 19.0 m

This means that the center of mass of the tower is currently located 19.0 m from the center of the base.

To determine how much farther the tower can lean before becoming unstable, we need to calculate the maximum distance the center of mass can move before leaving the base. This distance is equal to half the diameter of the base, or:

d_max = 7.0/2

d_max = 3.5 m

To know more about Leaning Tower of Pisa:

https://brainly.com/question/30554306

#SPJ4

which has the same meaning for everyone? a. hot b. warm c. elevated temperature d. temperature of 990f

Answers

The term that has the same meaning for everyone is c. elevated temperature.

The term "elevated temperature" refers to a temperature that is higher than normal, regardless of what the normal temperature is. For example, what is considered a normal temperature in one region may be different from what is considered normal in another region, but an elevated temperature will always be higher than the normal temperature in that particular region.

On the other hand, the terms "hot," "warm," and "temperature of 990f" are all relative and can have different meanings for different people based on their individual experiences and perspectives. Therefore, "elevated temperature" is the only term that can be universally understood as referring to a temperature that is higher than what is considered normal or average.

Learn more about temperature at:

https://brainly.com/question/23411503

#SPJ11

the mass of the box on a table is 20kg. a man applied force as below the picture. the static frictional coefficient is 0.6 and the dynamic frictional coefficient is 0.5. (gravitational acceleration =10ms^{-2}

1)what is the minimum force that should be applied to move the box?
2)What is the force that should apply to move in uniform velocity?

Answers

I'm sorry, but I cannot see any picture attached to your question. However, I can still provide a general solution to your problem based on the given information.

1) To determine the minimum force required to move the box, we need to consider the static frictional force acting on the box. The static frictional force is given by:

F_static_friction = frictional_coefficient * normal_force

where the normal force is equal to the weight of the box, which is:

normal_force = mass * gravitational_acceleration
normal_force = 20 kg * 10 m/s^2
normal_force = 200 N

Therefore, the static frictional force is:

F_static_friction = 0.6 * 200 N
F_static_friction = 120 N

The minimum force required to move the box is equal to the static frictional force, which is 120 N.

2) Once the box is in motion, the force required to maintain uniform velocity is equal to the dynamic frictional force. The dynamic frictional force is given by:

F_dynamic_friction = frictional_coefficient * normal_force

where the normal force is still equal to the weight of the box, which is 200 N.

Therefore, the dynamic frictional force is:

F_dynamic_friction = 0.5 * 200 N
F_dynamic_friction = 100 N

Thus, the force required to move the box at a uniform velocity is 100 N.

If compressing a spring 0.500m causes a force of 1.50N, what is the spring constant of the spring?

1.00N/m

2.00N/m

3.00N/m

0.75N0/m

Answers

If compressing a spring 0.500m causes a force of 1.50N, what is the spring constant of the spring?

1.00N/m

2.00N/m

3.00N/m

0.75N0/m

2.00N/m is your answer

The spring constant of the spring is 3.00N/m. Therefore option 3 is correct.

To find the spring constant, we can use Hooke's Law, which states that the force exerted by a spring is directly proportional to the displacement of the spring from its equilibrium position.

The formula for Hooke's Law is F = kx, where F is the force, k is the spring constant, and x is the displacement.

In this case, we are given that compressing the spring by 0.500m causes a force of 1.50N. Using the formula F = kx, we can substitute the values:

1.50N = k * 0.500m

To find the value of k, we can rearrange the equation:

k = F / x

k = 1.50N / 0.500m

k = 3.00N/m

Therefore, the spring constant of the spring is 3.00N/m, which corresponds to option 3.

Know more about Hooke's Law:

https://brainly.com/question/30379950

#SPJ2

if total internal reflection occurs, what can you say about the minimum possible index of refraction of the liquid?

Answers

If total internal reflection occurs, it means that the angle of incidence of the light is greater than the critical angle, and the light cannot pass through the interface between two media.

The critical angle is defined as the angle of incidence at which the angle of refraction becomes 90 degrees, and the refracted light travels along the interface.

The critical angle depends on the refractive indices of the two media, and can be calculated using Snell's law. For the case of light traveling from a medium with a higher refractive index (such as a solid or a liquid) to a medium with a lower refractive index (such as air), the critical angle can be calculated as:

sin(critical angle) = n2 / n1

where n1 is the refractive index of the medium with the higher refractive index, and n2 is the refractive index of the medium with the lower refractive index.

If total internal reflection occurs, it means that the angle of incidence is greater than the critical angle, which implies that the refractive index of the liquid must be greater than the refractive index of the medium with the lower refractive index (e.g., air). Therefore, we can say that the minimum possible index of refraction of the liquid is equal to the refractive index of the medium with the lower refractive index.

Learn more about critical angle

https://brainly.com/question/3314727

#SPJ4

consider the picture above of mars's orbit around the sun. which spot shows where mars will be when we see it in retrograde motion on earth?

Answers

When retrograde motion occurs and how it is related to Mars's orbit around the Sun:

Retrograde motion occurs when a planet appears to move backward in the sky from Earth's perspective. In the case of Mars, this happens when Earth overtakes Mars in their respective orbits around the Sun.

To understand when Mars will be in retrograde motion, consider these steps:

1. Picture both Mars and Earth orbiting the Sun, with Mars having a larger, slower orbit due to its greater distance from the Sun.
2. As Earth moves faster in its orbit, it eventually catches up to and passes Mars.
3. During this time, the relative positions of Earth, Mars, and the Sun create the illusion of Mars moving backward in the sky, as seen from Earth.

So, when trying to identify the spot where Mars will be in retrograde motion, look for the point in its orbit where Earth is passing Mars, creating the optical illusion of Mars moving backward in the sky.

To know more about Retrograde motion:

https://brainly.com/question/31026528

#SPJ11

Formula for work in physical science

Answers

It is calculated as the product of the force applied and the distance moved in the direction of the force. The formula for work is Work = Force × Distance.

What is force ?

Force is a fundamental concept of physics that describes the interaction between two or more objects. It can be defined as a push or pull that acts upon an object. Force can be exerted through physical contact or even at a distance, such as the force of gravity. Forces can cause an object to accelerate, decelerate, or stay in motion. Force is measured in a unit called newtons and is represented by the symbol F. Forces can be categorized into two types: contact forces and non-contact forces. Examples of contact forces include friction, tension, and normal force.

To learn more about force

https://brainly.com/question/12785175

#SPJ1

an object with mass m is released from rest at distance r0 from earth's center and falls on the earth's surface. what is the velocity of the object when it hits the earth's surface?

Answers

The velocity of the object when it hits the Earth's surface depends only on the height from which it was dropped and the acceleration due to gravity.

The velocity of an object when it hits the Earth's surface can be calculated using the principle of conservation of energy. When the object is released from rest at a distance r0 from the Earth's center, it has an initial gravitational potential energy of mgh0, where g is the acceleration due to gravity and h0 is the height of the object above the Earth's surface.

As the object falls towards the Earth's surface, its potential energy is converted into kinetic energy. When it hits the Earth's surface, all of its potential energy has been converted into kinetic energy. Therefore, we can write:

[tex]mgh0 = (1/2)mv^2[/tex]

where v is the velocity of the object when it hits the Earth's surface.

Solving for v, we get:

v = sqrt(2gh0)

Learn more about The velocity

https://brainly.com/question/17127206

#SPJ4

A loaded gun is dropped on a frozen lake. The gun fires, with the bullet going horizontally in one direction and the gun sliding on the ice in the other direction. The bullet's mass is 0. 04 kg, and its speed is 325 m/s. If the gun's mass is 1. 7 kg, what is its speed (in m/s)?

Answers

Using the principle of conservation of momentum, we can determine that the gun moves in the opposite direction with a speed of 9.41 m/s after the bullet is fired. This calculation assumes no external forces acting on the system.

This scenario can be analyzed using the principle of conservation of momentum. According to this principle, the total momentum of a system remains constant if no external forces act on it. In this case, the system consists of the gun and the bullet, which are initially at rest on the ice. When the gun is dropped, it gains some horizontal velocity, while the bullet is propelled forward due to the explosion inside the gun.

Let's assume that the gun moves with a speed v after the bullet is fired. The momentum of the system before the gun is dropped is zero since both the gun and the bullet are at rest. After the bullet is fired, the momentum of the system is given by:

p = mv + Mu

where m is the mass of the bullet, u is its initial velocity (325 m/s in this case), M is the mass of the gun, and v is the velocity of the gun after the bullet is fired. Since momentum is conserved, we can equate the initial and final momenta:

0 = mv + Mu

=> v = -(m/M)u

Substituting the given values, we get:

v = -(0.04 / 1.7) * 325

= -9.41 m/s

To learn more about conservation of momentum

https://brainly.com/question/24989124

#SPJ4

how does the resistance of r1 and r2 in parallel compare to the resistance of r1 and r2 in series?

Answers

The resistance of R1 and R2 in parallel is lower than their resistance in series.

When two resistors, R1 and R2, are in parallel, the equivalent resistance is calculated as

R = (R1 * R2) / (R1 + R2).

The resulting resistance is always lower than either of the individual resistors. In contrast, when R1 and R2 are in series, the equivalent resistance is calculated as R = R1 + R2. The resulting resistance is always higher than either of the individual resistors.

1. Resistance in Series: In a series circuit, the total resistance R(total) is the sum of the individual resistances (R1 and R2). Mathematically, it is given by:
R (total)= R1 + R2
2. Resistance in Parallel: In a parallel circuit, the total resistance R(total) is found using the reciprocal formula. Mathematically, it is given by:
1/R(total) = 1/R1 + 1/R2
Now, let's compare the two cases:
In a series circuit, the total resistance is simply the sum of the individual resistances, whereas in a parallel circuit, the total resistance is determined by the reciprocal formula. Generally, the total resistance in a parallel circuit is lower than that in a series circuit, due to the reciprocal relationship. This means that when R1 and R2 are connected in parallel, their combined resistance will be less than when they are connected in series.

For more such questions on resistance , Visit:

https://brainly.com/question/28135236

#SPJ11

we pass a laser beam through a double slit. on a screen 11.36 m away, we observe a series of bright lines which are 3.4 mm apart. the wavelength of the laser light is 633 nm. what is the distance between the two slits?

Answers

The distance between the two slits is 2067.6 mm. This can be calculated using the equation d=λxD/y, where λ is the wavelength of the laser light, D is the distance between the slits and the screen, and y is the distance between the bright lines on the screen.

Substituting the given values in the equation, we get

d = (633 x 11.36) / 3.4

d = 2067.6 mm

Therefore, the distance between the two slits is 2067.6 mm.

To understand the equation, we must consider the phenomenon of interference. When a wavelength of light passes through two slits, it creates two waves that interfere with each other. The bright lines on the screen occur when the two waves are in phase, and the dark lines occur when the waves are out of phase.

The distance between the bright lines on the screen is equal to one wavelength of the laser light multiplied by the ratio between the distance between the two slits and the distance between the two slits and the screen.

Complete Question:

We  pass a laser beam through a double slit. On a screen 11.36 m away, we observe a series of bright lines which are 3.4 mm apart. The wavelength of the laser light is 633 nm. What is the distance between the two slits?

To learn more about distance visit:

https://brainly.com/question/26550516

#SPJ4

The Code generally requires receptacles installed in an unfinished basement to be GFCI protected. The exception(s) to the general rule includes a single receptacle installed to serve a permanently installed alarm system (true or false)

Answers

The given statement, The Code generally requires receptacles installed in an unfinished basement to be GFCI protected. The exception(s) to the general rule includes a single receptacle installed to serve a permanently installed alarm system, is true because unfinished basements are considered to be damp and potentially hazardous environments.

The National Electrical Code (NEC) generally requires that all receptacles installed in unfinished basements be protected by ground-fault circuit interrupters (GFCIs) to prevent electrical shock hazards. However, there are some exceptions to this rule.

One of the exceptions is for a single receptacle that is installed to serve a permanently installed alarm system in the unfinished basement. Such a receptacle does not need to be GFCI protected, as long as it is designated as a dedicated branch circuit for the alarm system and meets other applicable code requirements.

It's worth noting that local electrical codes may have additional requirements or exceptions, so it's always a good idea to consult with a licensed electrician or local code authority for specific information related to your installation.

To know more about receptacles, here

brainly.com/question/31150070

#SPJ4

describing light interactions with curved mirrors match the descriptions to the feature

Answers

Sure, I can help you with that! Here are some descriptions of light interactions with curved mirrors and the matching features:

1. Reflection - When light waves hit a curved mirror, they bounce back, or reflect, off the surface of the mirror in a predictable way. The angle of incidence (the angle at which the light hits the mirror) is equal to the angle of reflection (the angle at which the light bounces off the mirror).

2. Focal point - The focal point of a curved mirror is the point at which parallel light waves converge or appear to converge after reflecting off the mirror's surface. The distance between the mirror's surface and the focal point is called the focal length.

3. Center of curvature - The center of curvature of a curved mirror is the point at the center of the sphere that the mirror would be if it were a complete sphere. It is located at a distance equal to the mirror's radius of curvature from the mirror's surface.

4. Concave mirror - A concave mirror is a curved mirror that curves inward, like the inside of a sphere. When light waves hit a concave mirror, they reflect and converge at a point in front of the mirror, forming a real image.

5. Convex mirror - A convex mirror is a curved mirror that curves outward, like the outside of a sphere. When light waves hit a convex mirror, they reflect and diverge, making objects appear smaller than they actually are. Convex mirrors are commonly used as side-view mirrors on cars.

I hope this helps! Let me know if you have any other questions.

if sandra, who weighs 158 lbs. (71.8 kg), is part of an ens 304 laboratory study examining caloric expenditure and averages an oxygen consumption rate of 38.4 ml/kg/min over her 30-minute work interval, how many calories did she expend?

Answers

Sandra expended 1376.256 kcal of caloric expenditure averaging an oxygen consumption rate of 38.4 ml/kg/min over her 30-minute work interval.

Weight = 71.8 kg

oxygen consumption rate = 38.4 ml/kg/min

Time = 30-minute

To calculate caloric expenditure of Sandra, the formula required is as:

Caloric expenditure = oxygen consumption rate x weight (kg) x time x 5

Caloric expenditure = oxygen consumption rate x weight x time x 5

Caloric expenditure = 38.4 ml/kg/min x 71.8 kg x 30 min x 5

Caloric expenditure = 275.2512 L

Assume that 1 L of oxygen consumed corresponds to 5 kcal of energy expended,

Caloric expenditure = 275.2512 L x 5 kcal/L

Caloric expenditure = 1376.256 kcal

Therefore, we can conclude that Sandra expended 1376.256 kcal during her 30-minute work interval.

To learn more about caloric expenditure

https://brainly.com/question/3185717

#SPJ4

two pulleys--one mounted in the ceiling, another anchored to a mass m suspended above the ground below--have a rope looped over them three complete times, so that there are six strands of rope running between the two pulleys. one end of the rope is tied to the center of the top pulley, the other is being held by a man standing next to the mass. the man pulls down with a tension t on that strand of rope causing the mass to rise at a constant speed. what is the net force pulling up on the bottom pulley?

Answers

The net force pulling up on the bottom pulley is equal to one-sixth of the weight of the mass.

In this scenario, we can use the concept of tension in the rope to determine the net force pulling up on the bottom pulley.

The tension in the rope is the same throughout, so the tension in the strand being pulled by the man is equal to the tension in the six strands running between the two pulleys.

The force of tension pulling up on the bottom pulley is equal to six times the tension in the rope, since there are six strands of rope running between the pulleys.

The force of gravity pulling down on the mass is equal to its weight, which is given by:

F_gravity = m *

where m is the mass of the object and g is the acceleration due to gravity.

Since the mass is suspended at a constant speed, the net force on the mass must be zero, which means that the force of tension pulling up on the bottom pulley must be equal to the force of gravity pulling down on the mass:

6 * T = m *

where T is the tension in the rope.

Solving for the net force pulling up on the bottom pulley, we get:

6 * T = m * g

T = m * g / 6

Therefore, the net force pulling up on the bottom pulley is equal to one-sixth of the weight of the mass.

Learn more about The net force

https://brainly.com/question/13410291

#SPJ4

For every word define it, write a sentence about how you see it in everyday life, use word in sentence.

Words: Mechanical Wave, Transverse Wave, Longitudinal Wave, Wave Speed Wavelength, Frequency Crest, Trough Amplitude, Compression Rarefaction

Answers

A mechanical wave is a wave that requires a medium to travel through, such as sound waves or water waves. In everyday life, we experience mechanical waves when we hear sounds or see water waves in a pond.

What are Transverse Wave, Longitudinal Wave, wavelength, speed, frequency and amplitude?

Transverse Wave: A transverse wave is a wave that vibrates perpendicular to the direction of wave propagation, such as light waves or radio waves.

We use transverse waves every day when we use our phones to receive radio waves.

Longitudinal Wave: A longitudinal wave is a wave that vibrates parallel to the direction of wave propagation, such as sound waves or seismic waves.

We hear sound through longitudinal waves, and we feel earthquakes through seismic waves.

Wave Speed: Wave speed is the speed with which a wave propagates via a particular medium.

When we watch a wave on the beach, we can estimate the wave speed by observing how fast it moves across the sand.

Wavelength: Wavelength is the distance between two corresponding points on a wave, such as the distance between two crests.

We can measure the wavelength of light using a spectroscope.

Frequency: Frequency is the number of waves that pass a given point in a given amount of time, such as the number of waves passing a fixed point in one second.

We use frequency to measure the pitch of sound or the radio frequency of a station.

Amplitude: Amplitude is the maximum displacement of a wave from its resting position, such as the height of a wave from its crest to its trough.

The amplitude of a sound wave determines how loud the sound is.

Learn more about waves here:

https://brainly.com/question/25954805

#SPJ1

A person weighs 540 N on Earth. What is the person's mass?

Answers

Weight = mass x gravity

where weight is measured in Newtons (N), mass is measured in kilograms (kg), and gravity is the acceleration due to gravity, which is approximately 9.81 m/s^2 on Earth.

So, we can rearrange the formula to solve for mass:

mass = weight / gravity

Plugging in the given values, we have:

mass = 540 N / 9.81 m/s^2 ≈ 55.0 kg

Therefore, the person's mass is approximately 55.0 kg.

krypton is named after the greek word that means secret which explains why krypton was most likely given this name

Answers

While the element Krypton was indeed named after the Greek word "kryptos," meaning "hidden" or "secret," the reason for its name is not related to its properties as a secret element.

Why this element was named as Krypton?

Krypton was discovered in 1898 by British chemists Sir William Ramsay and Morris Travers. They had been studying the gas that was produced when they evaporated liquid air, and they found that this gas contained a previously unknown element. Ramsay named the element Krypton because of its ability to hide within the other gases in the air, making it difficult to detect.

So, while the name Krypton does have a connection to the idea of secrecy, it is not because the element itself has any particular properties that relate to secrecy. Rather, it was named for its elusive nature and the difficulty in detecting it.

Learn more about Krypton here:

https://brainly.com/question/2364337

#SPJ1

a standing em wave in a certain material has frequency 2.20 *10^10 hz. the nodal planes of the magnetic field are 4.65 mm apart. find

Answers

The speed of light is 2.046 * 10^8 m/s, speed of a standing em wave in a certain material that has frequency 2.20 *10^10 Hz and the nodal planes of the magnetic field are 4.65 mm apart.

To find the speed of light in the material, we can use the given frequency and the distance between the nodal planes.

1. First, let's recall that the wavelength (λ) of an electromagnetic wave is twice the distance between the nodal planes (since a full wavelength includes a crest and a trough). In this case, the distance between nodal planes is 4.65 mm, so the wavelength is:

  λ = 2 * 4.65 mm = 9.3 mm

2. Convert the wavelength to meters:

  λ = 9.3 mm * (1 m / 1000 mm) = 0.0093 m

3. We are given the frequency (f) of the wave:

  f = 2.20 * 10^10 Hz

4. Next, we can use the wave equation to find the speed of light (c) in the material:

  c = λ * f

5. Plug in the values for λ and f:


  c = 0.0093 m * (2.20 * 10^10 Hz) = 2.046 * 10^8 m/s

So, the speed of light in the material is 2.046 * 10^8 m/s.

More on wave and speed: https://brainly.com/question/31486100

#SPJ11

lee mealone, a hermit pushes a 12.1 kg boulder into the wall of his cave at a speed of 4.43 m/s, the boulder is brought to a stop in 1.81 seconds. what was the magnitude of the impulse (in n*s) imparted to the boulder? (no or - signs.)

Answers

The magnitude of the impulse imparted to the boulder is 53.503 N*s.

How do we calculate?

We know that

Impulse = change in momentum = final momentum - initial momentum

initial momentum = mass * initial velocity

initial momentum = 12.1 kg * 4.43 m/s = 53.503 kg m/s

final momentum of the boulder using the formula:

final momentum = mass * final velocity

final momentum = 12.1 kg * 0 m/s = 0 kg m/s

In conclusion, the change in momentum of the boulder is:

change in momentum = final momentum - initial momentum = 0 kg m/s - 53.503 kg m/s = -53.503 kg m/s

The negative sign is an indication that the momentum of the boulder has decreased.

|Impulse| = |-53.503 kg m/s| = 53.503 N*s

Learn mo0re about impulse at: https://brainly.com/question/229647

#SPJ1

how wide is the central diffraction peak on a screen 2.50 m behind a 0.0328- mm -wide slit illuminated by 588- nm light?

Answers

The width of the central diffraction peak is 0.045 meters or 4.5 centimeters.

The width of the central diffraction peak on a screen 2.50 m behind a 0.0328-mm-wide slit illuminated by 588-nm light can be calculated using the formula:

w = (λL) ÷ a

where w denotes the width of the central diffraction peak, λ denotes the light's wavelength, L denotes the separation between the slit and the screen, and a denotes the slit's width.

When we enter the specified values into the formula, we obtain:

w = (588 nm x 2.50 m) ÷ 0.0328 mm

Converting the units to meters:

w = (588 x 10⁻⁹ m x 2.50 m) ÷ (0.0328 x 10⁻³ m)

Simplifying:

w = 0.045 m

To learn more about diffraction follow the link:

https://brainly.com/question/12290582

#SPJ4

10. a 50.0-g ball moves at 30.0 m/s. if its speed is measured to an accuracy of 0.10%, what is the minimum uncertainty in its position?

Answers

The minimum uncertainty in the ball's position is 3.5 x 10^-32 meters.

To calculate the uncertainty, multiply the speed (30.0 m/s) by the accuracy (0.001). This results in an uncertainty in speed of 0.03 m/s.

Now, apply Heisenberg's Uncertainty Principle to find the minimum uncertainty in position. The formula is:

Δx * Δp ≥ ħ/2

where Δx is the uncertainty in position, Δp is the uncertainty in momentum, and ħ is the reduced Planck constant (approximately 1.05 x 10^-34 Js).

First, find Δp by multiplying the mass of the ball (50.0 g or 0.05 kg) by the uncertainty in speed (0.03 m/s). This gives a Δp of 0.0015 kg m/s.

Now, solve for Δx:

Δx ≥ ħ / (2 * Δp)

Δx ≥ (1.05 x 10^-34 Js) / (2 * 0.0015 kg m/s)

Δx ≥ 3.5 x 10^-32 m


To learn more about : meters

https://brainly.com/question/29976625

#SPJ11

a wire is formed into a circle having a diameter of 10.9 cm and is placed in a uniform magnetic field of 2.80 mt. the wire carries a current of 5.00 a. find the maximum torque on the wire.

Answers

The maximum torque on the wire is 0.1306 Nm.

Find the maximum torque on the wire.

Hi, I'd be happy to help you with your question. To find the maximum torque on a wire formed into a circle with a diameter of 10.9 cm, placed in a uniform magnetic field of 2.80 mT, and carrying a current of 5.00 A, follow these steps:

1. Calculate the radius of the circle:
Radius = Diameter / 2 = 10.9 cm / 2 = 5.45 cm = 0.0545 m (converted to meters)

2. Calculate the area of the circle:
Area = π * Radius^2 = π * (0.0545 m)^2 = 0.00933 m^2

3. Convert the magnetic field from millitesla (mT) to tesla (T):
Magnetic Field = 2.80 mT = 0.00280 T

4. Calculate the maximum torque on the wire:
Torque = (Current * Area * Magnetic Field) * sin(θ)
Since we need to find the maximum torque, we will use sin(θ) = 1:
Torque = (5.00 A * 0.00933 m^2 * 0.00280 T) * 1 = 0.1306 Nm

The maximum torque on the wire is 0.1306 Nm.

Learn more about torque

brainly.com/question/25708791

#SPJ11

imagine two bodies, one twice as large as the other, orbiting the sun at the same distance. which of the bodies, if either, would move faster than the other?

Answers

This is due to the fact that the gravitational pull of the sun is proportionate to the mass of each body, with the larger body being subjected to a stronger gravitational pull than the smaller body.

Why does a planet move more quickly as it approaches the Sun?

Depending on how far away from the Sun a planet is, it orbits the Sun at a different speed. When a planet is closer to the Sun, it moves more quickly due to the Sun's stronger gravitational pull.

Why do planets seem to move more slowly the more they are from the Sun?

A planet's angular momentum does not change as it gets further from the Sun, thus it moves more slowly at that distance. The angular momentum of a planet in a circular orbit is determined by its mass (m), its distance from the Sun (d), and its velocity (v).

To know more about momentum visit:-

https://brainly.com/question/30677308

#SPJ1

aristotle thought that a thrown object was pushed by the air circulating back to fill the void left by the object and this was the force to keep the object in motion. in a moving car the air is still, but if the driver steps on the brakes loose objects like groceries and books will start to move towards the front of the car. which answer explains why.multiple choice question.the force of the car seats pushes the objects forward.applying the brakes cause a change in the air pressure in the car.the objects were already in motion with the moving car.

Answers

The correct answer is "applying the brakes cause a change in the air pressure in the car."

The definition of momentum is "mass in motion." Since every item has mass, if it is moving, it must have momentum because its mass is in motion. The amount of motion and the speed of the motion are the two factors that determine how much momentum an item possesses.

When the brakes are applied, the car's momentum is slowed down, causing the air inside the car to move forward. This change in air pressure pushes loose objects, such as groceries and books, towards the front of the car. The force of the car seats pushing the objects forward and the objects already being in motion with the moving car are not the main reasons for this phenomenon.

More on brakes: https://brainly.com/question/8405906

#SPJ11

in a certain particle accelerator, a proton has a kinetic energy that is equal to its rest energy. what is the speed of the proton relative to the accelerator?

Answers

The speed of the proton relative to the accelerator is approximately 0.82 times the speed of light.

In the special theory of relativity, the total energy of a particle can be expressed as the sum of its rest energy and its kinetic energy. If a proton in a certain particle accelerator has a kinetic energy that is equal to its rest energy, then its total energy is twice its rest energy, i.e.,

[tex]E_total^2 = (pc)^2 + (mc^2)^2[/tex]

where m is the rest mass of the proton and c is the speed of light.

According to the relativistic energy-momentum relation, the total energy of a particle is related to its momentum and rest mass by the equation:

[tex]E_total^2 = (pc)^2 + (mc^2)^2[/tex]

where p is the momentum of the particle.

Substituting the expression for the total energy of the proton in terms of its rest mass and the speed of light, we get:

[tex](2mc^2)^2 = (pc)^2 + (mc^2)^2[/tex]

Simplifying, we get:

[tex]4m^2c^4 = p^2c^2 + m^2c^4[/tex]

Rearranging and simplifying further, we get:

p = mc * sqrt(3)

Therefore, the momentum of the proton is mc times the square root of 3. Since the speed of the proton is related to its momentum by the equation:

[tex]p = mv / sqrt(1 - v^2/c^2)[/tex]

where v is the speed of the proton relative to the accelerator, we can solve for v to get:

[tex]v = c * sqrt(1 - 1/3) = c * sqrt(2/3)[/tex]

Therefore, the speed of the proton relative to the accelerator is approximately 0.82 times the speed of light.

Learn more about The speed

https://brainly.com/question/28224010

#SPJ4

The speed of the proton relative to the accelerator is 2.19 x 10⁸ m/s. in a certain particle accelerator, a proton has a kinetic energy that is equal to its rest energy.

Based on the given information, we can use the formula for kinetic energy:
KE = (1/2)mv²
where KE is the kinetic energy, m is the mass of the proton, and v is its velocity.
Since the proton's kinetic energy is equal to its rest energy (mc²), we can set the two equations equal to each other:
mc² = (1/2)mv²
Simplifying this equation, we can cancel out the mass on both sides:
c² = (1/2)v²
Solving for v, we can take the square root of both sides:
v = √(2c²)
Plugging in the value for the speed of light (c = 3.00 x 10⁸ m/s), we get:
v = √(2 x (3.00 x 10⁸)²)
v = 2.19 x 10⁸ m/s

To learn more about Proton Here:

https://brainly.com/question/30895149

#SPJ11

the period of the object attached to a spring is t. how much time does the object need to move from the equilibrium position to half the amplitude? hint: think about this a bit more before answering. is the object moving at the same speed everywhere during its motion? when is it moving faster? when is it moving slower? does this affect your answer?

Answers

The time required for the object attached to a spring to move from the equilibrium position to half the amplitude depends on the specifics of the motion and cannot be determined solely from the period of oscillation.

During its motion, the object attached to a spring oscillates with a sinusoidal motion, which means its speed is not constant. At the maximum displacement, the speed is zero, while it is maximum when the object passes through the equilibrium position. Therefore, the time required for the object to move from the equilibrium position to half the amplitude is not half the period, but rather a smaller fraction of the period.

To determine the time required, one would need to use the equation of motion for a simple harmonic oscillator:

x(t) = A cos(ωt + φ)

where x(t) is the position of the object at time t, A is the amplitude, ω is the angular frequency, and φ is the phase constant. From this equation, we can find the position of the object when it is halfway to the amplitude by setting x(t) equal to A/2 and solving for t:

A/2 = A cos(ωt + φ)

cos(ωt + φ) = 1/2

ωt + φ = ±π/3

t = (±π/3 - φ) / ω

Therefore, the time required for the object to move from the equilibrium position to half the amplitude depends on the phase constant φ and the angular frequency ω. It is important to note that this is a general solution for a simple harmonic oscillator, and specific values for these variables would need to be provided to obtain a numerical answer.

Learn more about harmonic oscillator:

https://brainly.com/question/30354005

#SPJ4

Other Questions
An asset is projected to generate 13 annual cash flows of $4,000starting 4 years from today. If the appropriate discount rate is8%, how much is this asset worth today? Round to the nearestdollar. __________ leadership refers to the demonstration of morally upright conduct through personal actions and interpersonal relationships, and the promotion of such conduct to followers. The decision-making process that involves making a decision on the basis of certain features that are similar to a stereotyped model is called ______.a. compensatory decision modelingb. the representativeness bias/ heuristicc. the availability heuristicd. hill-climbing Construct a hypothesis to explain how the genes inherited by an individual can affect an individuals health and/or cause certain genetic disorders. T/F : aristotle was the first philosopher to develop a complex ethical philosophy related to the ideas of natural law theory 3. Explain two reasons why Frederick Douglass supported the Fifteenth Amendment.(4 points) A bus is traveling at a speed of 15m/s2. The driver approaches the same traffic light in another traffic lane. He does not brake and continues at the same speed. Write an equation for the distance the bus travels in time (t) (Hint: At a constant speed, the acceleration is 0m/s2) Ella is cooking a turkey and a ham. It takes 14 minutes per pound to cook a turkey and 21 minutes per pound to cook a ham. Ella is able to cook the turkey and the ham in 5 hours and 43 minutes. If the turkey weighs twice as much as the ham, how much do the turkey and the ham weigh? A. The turkey weighs 7 pounds, and the ham weighs 14 pounds. B. The turkey weighs 7 pounds, and the ham weighs 7 pounds. C. The turkey weighs 14 pounds, and the ham weighs 7 pounds. D. The turkey weighs 28 pounds, and the ham weighs 14 pounds. three force vectors are added together. one has a magnitude of 9 n, the second one a magnitude of 18 n, and the third a magnitude of 15 n. what can we conclude about the magnitude of the net force vector? explain using the cer framework (it might be helpful to draw some graphical representations to serve as evidence). Beate Manufacturing Company has a beta of 1.2, and Foley Industries has a beta of 0.60. The required return on an index fund that holds the entire stock market is 10%. The risk free rate of interest is 2.5%. By how much does Beale's required return exceed Folty's required return? Do not round Intermediate calculations. Round your answer to two decimal places On a cold night a house is losing heat at a rate of 15 kW. A reversible heat pump maintains the house at 20 C while the outside temperature is 0 C.Part ADetermine the heating cost for the night (8 hours). Assume the price of electricity to be 17 cents/kWh .Express the cost per night in dollars to three significant figures.Part BAlso determine the heating cost if resistance heating were used instead. Assume the price of electricity to be 17cents/kWh .Express the cost per night in dollars to two significant figures. PLEASE HURRY DUE TODAY WILL MARK BRAINLESTIS RIGHT what is 29 Place a dot on the number line at the BEST approximation some nations impose population controls in an attempt to manage their resources. why do they do this? During DNA replication how is the leading strand built You can express the relationship of wavelength and frequency with ratios. The wave on the left has a ratio of 1:4 wavelength to frequency. For every one wavelength, four seconds passed. What would the ratio be for two waves that traveled a total of 12 seconds? Jada swims 4 laps, which is 2/5 of the number of laps she plans to swim.How many laps does Jada plan to swim? Use x for the number of laps Jada plans to swim.Equation: Solution: Two friends were playing with a ball on the sidewalk next to a street. They were laughing as they pushed and pulled each other, trying to get the ball and keep it away from each other. As they were walking near a bush of roses, the man decided to push the woman into the roses (that were de-thorned). She then got up and started to chase the man down the street. In this hypothetical fact pattern, if she asserts a claim of negligence against the other person, will she prevail in her lawsuit?suppose to write on this topic As seen in the diagram below, Austin is building a walkway with a width of x feet to go around a swimming pool that measures 8 feet by 10 feet. If the total area of the pool and the walkway will be 360 square feet, how wide should the walkway be? Could you please help answer these thank youQuestion 8Suppose individuals now believe that there will be an increase in the future expected interest rate. This increase in the expected future interest rate will cause which of the following to occur in the current period?A) an upward shift of the LM curveB) the LM curve to become steeperC) a leftward shift of the IS curveD) the IS curve to become flatterE) none of the aboveQuestion 9Suppose individuals expect that interest rates will decrease in the future. Also assume that the central bank wants to prevent any change in current output. Given this goal, the central bank should implement a policy in the current period thatA) shifts the IS curve leftward and the LM curve upward.B) shifts the IS curve rightward.C) shifts the LM curve downward.D) shifts the LM curve upward.E) shifts the IS curve leftward.Question 10Suppose there is a reduction in expected future taxes. This will cause which of the following to occur?A) the IS curve to shift right in the current periodB) the IS curve to shift left in the current periodC) the LM curve to shift down in the current periodD) the LM curve to shift up in the current period The Egyptians had certain rules to guide their art. For example, Egyptian gods and goddesses were sometimes restricted to certain representations. How was this apparent in the works of ancient Egypt? A. The god Horus (the sky god) was always to be represented with a falcons head. B. The gods and goddesses were always drawn to have heads which were disproportionate to their bodies. C. An Egyptian gods image was never recreated more than once on the same temple. D. An Egyptian gods image was not allowed on any tomb.