What is the magnification of a real image if the image is 15.0 cm from a lens and the object is 60.0 cm from the lens?

Answers

Answer 1

Answer:

soluble

Explanation:

Answer 2

Answer:

-0.25

Explanation:


Related Questions

The formula length x width x height is used to calculate the volume of a type of
A
gas.

B
solid.

C
liquid.

D
plasma.

Answers

Answer:

D

Explanation:

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con 110
Which classification or category would tennis belong to?
A. Target
B. Striking/Fielding
C. Net/Wall
D. Invasion

Answers

Answer:

C

Explanation:

Tennis would belong to net wall games .

A 10kg block is Pulled along a horizontal
Surface by a force
of 50N at an angles
of 37° with the horizontal If the
coefficient of sliding friction b/n the
block and the surface is o.2
(g=10m/s^2 Sin 37=O.6 and cos 37 = 0.8)
A, what frictional forces acting on the block?
B,what is the acceleration of the block?​

Answers

Answer:

hope u can understand the method

HELPPP WILL MARK BRAINLIST What type of image is formed by a lens if m= 2.7?
A. The image is smaller than the object and is virtual.
B. The image is smaller than the object and is real.
C. The image is larger than the object and is real.
D. The image is larger than the object and is virtual.

Answers

Answer:

the answer is C

Explanation:

So, the formed image will be real and inverted.

What does the if statement in a macro do?
It changes the data type of the macro based on the results of a query.
It attaches the macro to a query or report prior to printing to make it readable.
It creates a control in a form and connects the macro to the control’s event property.
It defines a criterion that evaluates to true or false and specifies actions to take if it is true.

Answers

Answer:

It defines a criterion that evaluates to true or false and specifies actions to take if it is true.

Explanation:

EDGE2020

Answer:

D

Explanation:

i love u whoosever seeing my question​

Answers

I love you too!!!!!!!

Please select the word from the list that best fits the definition
location of most volcanoes

Island arc
Lava
Basalt
Magma
Hotspot
Plate boundaries

Answers

Answer:

The answer is E., or "Plate Boundaries".

The word best describes the definition of the location of volcanoes is "plate boundaries". Therefore, option (E) is correct.

What are plate boundaries?

The lithosphere is broken into tectonic plates that undergo some large motions and the boundary regions between plates are called plate boundaries. Based on their motions there are three kinds of plate boundaries: divergent, convergent, and transform.

Divergent boundaries are moving away from one another and separate, they form a rift. As the gap widens, the underlying layer may be soft for molten lava underneath to push upward and resulting in the formation of volcanic islands.

Convergent boundaries move towards one another and collide, subduction usually takes place. The denser plate goes underneath the less dense one and the plate boundaries also experience buckling.

Transform boundaries slide alongside one another and are exposed to huge amounts of stress and strain and are momentarily held in place. The two plates succeed in moving with respect to one another and cause earthquakes.

Learn more about plate boundaries, here:

https://brainly.com/question/18256552

#SPJ5

If the frequency of a light wave is doubled, what happens to the wavelength of the wave?

Answers

Answer:

If the frequency is doubled, the wavelength is only half as long. 3. ... As the frequency slows down, the wavelength increases.

Electroconvulsive therapy would be done under the
supervision of a counseling psychologist, where high level
of electric shock would be admistered.
Select one:

True
False​

Answers

Answer:

the answer of this question is true

With a thunderstorm brewing, an electric field of magnitude 2.0 × 102 newtons/coulomb exists at a certain point in the earth’s atmosphere. If an electron at that point has a charge of -1.6 × 10-19 coulombs, what is the magnitude of the force on the electron as a result of the electric field?
A.
2.0 × 10-6 newtons
B.
3.2 × 10-17 newtons
C.
5.8 × 105 newtons
D.
6.4 × 10-3 newtons
E.
1.7 × 104 newtons

Answers

Answer:

The correct option is (b).

Explanation:

Given that,

Electric field, [tex]E=2\times 10^2\ N/C[/tex]

We need to find the magnitude of the force on the electron as a result of the electric field.

We know that, the electric force is given by :

[tex]F=qE\\\\=1.6\times 10^{-19}\times 2\times 10^2\\\\F=3.2\times 10^{-17}\ N[/tex]

So, the required force on the electron is equal to [tex]3.2\times 10^{-17}\ N[/tex].

If you dropped a ball off the roof, and could neglect air resistance, the impact velocity of the ball on the sidewalk would be 102 miles per hour [mph]. Calculate the height of the building in units of feet.

Answers

Answer:

h = 105.98 m

Explanation:

We will use the third equation of motion here:

[tex]2gh= v_f^2-v_i^2[/tex]

where,

g = acceleration due to gravity = 9.81 m/s²

h = height = ?

vf = final speed = (102 mi/h)(1 h/3600 s)(1609.34 m/1 mi) = 45.6 m/s

vi = initial speed = 0 m/s

Therefore,

[tex]2(9.81\ m/s^2)h = (45.6\ m/s)^2-(0\ m/s)^2\\\\h = \frac{ (45.6\ m/s)^2}{2(9.81\ m/s^2)}[/tex]

h = 105.98 m

Calculate the potential difference across the 8 ohm resistor

Answers

Explanation:

if the current is 1A

V=iR

V= 1 × 8

V = 8volts

If at a particular instant and at a certain point in space the electric field is in the x-direction and has a magnitude of 5.00 V/mV/m, what is the magnitude of the magnetic field of the wave at this same point in space and instant in time

Answers

Answer:

the magnitude of the magnetic field of the wave is 16.7 nT

Explanation:

Given the data in the question;

Electric field E = 5.00 V/m

we know that the expression for the electric field of an electromagnetic wave in terms if magnetic field is;

E = cB

where c is the speed of light ( 3 × 10⁸ m/s )

and B is the magnetic field

so we solve for the magnetic field

B = E / c

we substitute in the value of E and c

B = (5.00 V/m) / (3 × 10⁸ m/s)

B = 1.67 × 10⁻⁸ T

B = 1.67 × 10⁻⁸ T [tex]( \frac{1nT}{10^{-9}T} )[/tex]

B = 16.7 nT

Therefore, the magnitude of the magnetic field of the wave is 16.7 nT

The period of a sound wave coming from an instrument is 2 seconds. What 1 point
is the frequency of the sound? (f = 1/T) *
5 Hz
50 Hz
ОО
0.5 Hz

Answers

Answer:

b

Explanation:

You are playing in a volley ball game Your team has 12 and the other team has 18. 
How many points does your team needs to win?
How many points does the other team needs to win?

Answers

Answer:

you need 7 points and the other team just needs to stop you from scoring

Explanation:

You will need 7 to beat them

What's the difference between heat and temperature?​

Answers

Heat and Temperature are physical properties of a body. While heat is a form of energy, temperature is a measure of how hot a body is. Temperature is directly proportional to the heat of the body, so when heat is introduced, the temperature of the body increases. Hope this helped!

Answer:

Heat is the transfer of thermal energy between molecules within a system and is measured in Joules (J). It measures how energy moves or flows. Temperature is the average kinetic energy of molecules within a material or system and is measured in Celcius (°C), Kelvin (K), Fahrenheit (°F), or Rankine (R).

A p-n junction diode is, as the name suggests, an electronic device that is made up of a p-type semiconductor and an n-type semiconductor joined together.

a. True
b. False

Answers

Answer:

a. True

Explanation:

When a p-type semiconductor is placed adjacent to an n-type semiconductor  the common plane thus formed is termed as P-N Junction or  P-N Junction Diode.

The diode is formed by melting both p-type and n-type semiconductors through a special manufacturing process called "Thermo-Compression Proces".

The P-N junction has a property of one-way conduction. It means it only allows the current to pass through it in one direction and the current flow is practically zero in the other direction. Thus, it can act as a diode. The p-side acts as the anode, while the n-side acts as the cathode.

Hence, the correct option is:

a. True

A certain object is subject to two forces: a 10-N force straight up and a 10-N force straight down. A student states that since both forces are in the vertical direction, the object cannot be moving horizontally. Why is this an incorrect conclusion?

A.
The vertical forces are balanced.
B.
Vertical net forces can cause horizontal motion.
C.
A horizontal force is not required for horizontal movement.
D.
Two vertical forces can combine to form a horizontal resultant force.

Answers

Answer:

C. Consider projectile motion. If an object starts out at some angle and only vertical forces (gravity) are present, the horizontal speed remains constant thruout the motion.

what unit is used to measure resistance

Answers

Answer:

Ohms

Explanation:

The unit of resistance is ohms.

The density of table sugar is 1.59g/cm3 what is the volume of 7.85g of sugar?

Answers

Answer: 4.94cm³

Explanation:

Data;

ρ = 1.59g/cm³

mass = 7.85g

volume = ?

density = mass / volume

ρ = m / v

v = m / ρ

v = 7.85 / 1.59

v = 4.94cm³

why do you think we cannot use a common fuel like diesel or gasoline for space travel ?

Answers

Answer:

Explanation:

it take oxygen in the atmosphere to burn it... in space there isn't any air  :0

Shadow is formed when an_____
object comes in the
way
of light.​

Answers

Answer:

shadow is formed when an opaque object comes on path of light shadows are formed because light travels in a straight line and it can't pass through an opaque object

Answer:

Opaque object

Explanation:

Shadow forms when an opaque object comes in the way of light. Because opaque objects does not allow light to pass through them and light travels in a straight line. Hence a retreating figure of the same opaque object ,forms and it's black in colour without any detail just outline.

A soccer ball is released from rest at the top of a grassy incline. After 6.2 seconds, the ball travels 47 meters. One second later, the ball reaches the bottom of the incline.
(a) What was the balls acceleration?(assume that the acceleration was constant).
(b) How long was the incline?

Answers

Answer:

(a) a = 2.44 m/s²

(b) s = 63.24 m

Explanation:

(a)

We will use the second equation of motion here:

[tex]s = v_it+\frac{1}{2}at^2[/tex]

where,

s = distance covered = 47 m

vi = initial speed = 0 m/s

t = time taken = 6.2 s

a = acceleration = ?

Therefore,

[tex]47\ m = (0\ m/s)(6.2\ s)+\frac{1}{2}a(6.2\ s)^2\\\\a = \frac{2(47\ m)}{(6.2\ s)^2}[/tex]

a = 2.44 m/s²

(b)

Now, we will again use the second equation of motion for the complete length of the inclined plane:

[tex]s = v_it+\frac{1}{2}at^2[/tex]

where,

s = distance covered = ?

vi = initial speed = 0 m/s

t = time taken = 7.2 s

a = acceleration = 2.44 m/s²

Therefore,

[tex]s = (0\ m/s)(6.2\ s)+\frac{1}{2}(2.44\ m/s^2)(7.2\ s)^2\\\\[/tex]

s = 63.24 m

The table provided shows the masses and volumes of four liquids. A student has a mystery liquid with a density of 3 g/mL. Which liquid does the student have?





Liquid 1

Liquid 2


Liquid 3


Liquid 4

Answers

Answer: Liquid 2, if it's 3 g/mL and liquid 2 has 6gs and 2 mLs than it's 3g/mL

What is an appraisal of an employee's performance in the workplace?
A. consensus
B. evaluation
C. procedure
D. metacognition

Answers

Answer:

B. evaluation

Explanation:

An employee can be defined as an individual who is employed by an employer of labor to perform specific tasks, duties or functions in an organization.

Basically, an employee is saddled with the responsibility of providing specific services to the organization or company where he is currently employed while being paid a certain amount of money hourly, daily, weekly, or monthly depending on the contractual agreement between the two parties (employer and employee).

Hence, while an employer may be the owner of a business firm or company, an employee is a subordinate employed to provide unwavering services to the employer while also, being professional and diligent at all times.

Human resources management (HRM) can be defined as an art of managing, controlling and improving the number of people (employees or workers), functions, evaluation of employees, activities which are being used effectively and efficiently by an organization.

Hence, human resources managers are saddled with the responsibility of recruiting, evaluating, managing and improving the welfare and working conditions of the employees working in an organization.

Basically, the human resources manager carry out appraisals on the performance of the various employees working in an organization. These informations about employees are typically used for promotional purposes, allowances and other benefits or form of rewards.

How much heat is required to raise the temperature of 50 grams of water from 30 °C to 90 °C? C of water 4186 J / kg C.
12558 J
12558000 J
125580 J
1255800 J

Answers

Answer:

12558 J

Explanation:

Please do mark as brainliest. Hope this helps! :)

Which is the best way to become familiar with your company's policies and procedures?
O
A. ask the person who hired you
O
B. look in the employee handbook
C. tell your supervisor you need help
D. visit the company's website

Answers

The best way to become familiar with your company’s policies and procedures is C. Tell your supervisor you need help.

An 800 kg charging bull rams through a wooden fence. It was travelling at
5 m/s, now it's travelling at 3 m/s. How much impulse did the bull
experience by smashing the fence?

Answers

Answer:

J = 1600 kg-m/s

Explanation:

Given that,

The mass of charging bull rams, m = 800 kg

Initial speed, u = 5 m/s

Final speed, v = 3 m/s

We need to find the impulse the bull  experience by smashing the fence. Let it is J. We know that, impulse is equal to the change in momentum such that,

J = m(v-u)

Put all the values,

J = 800(3-5)

= 800(-2)

= -1600 kg-m/s

Hence, the magnitude of impulse is equal to 1600 kg-m/s.

Which of the following is a category of mechanical wave?
O A. Transverse
B. Frictional
C. Parallel
D. Perpendicular

Answers

Answer:

a

because the mechanical wave is when it goes over and over again

Answer:

The answer is a like i said 3hrs ago i dont know if this guy copied me tbh

Explanation:

On a distance-time graph, what is shown when the curve is flat going from left to the right?

A. a negative speed
B. no speed
C. a positive speed
D. It does not mean anything.

Please help me !!im on a test

Answers

The answer is B. No speed
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You may have to speak with people who work closely with the person you are interested in. If it is truly impossible to write about someone in your own community, you may select someone else, anywhere in the world, who is currently alive and actively involved in contributing to the quality of life in his or her community or in the world.Your report should include information about: Character: Give specific examples of this persons character traits and howthese find expression through his or her actions. Ideals: How does this person live his or her ideals? How does his or her lifeportray these ideals? Achievements: Give examples of past achievements, and ideas this personhas for future contributions and projects.You may use the box on the following page to write your report H(x)= 8+6x x+4 10 4x3 , , , x Gases at high temperatures and low pressures behave like ideal gases. True or False? PLEASE HELP!!!! You discover a new protist species. 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