11th Class Physics Chapter 4 MCQs with Answers

AdminMarch 12, 2024

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Welcome to the 11th Class Physics Chapter 4 MCQs Practice and Quiz Tests. We are presenting you with top MCQ questions from the 11th Class Physics Chapter 4 Work and Energy.

You can find all the 11th Class Physics Chapter 4 MCQs online tests on our website. These online tests are great for learning and as well as for scoring maximum marks in your Intermediate Exams. We are making these Class 11 Physics MCQs online tests for those who want full marks in their exams.

11th Class Multiple Choice Question Chapter 4 with Answers Free PDF

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Grade 11 Physics Chapter 4 Online Quiz

By presenting 3 options to choose from, 11th Class Chapter 4 Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of 11th Class Questions and Answers and click over the correct answer.

Test Name: 11th Class Chapter 4 Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure high marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply comment below this post, so that we can update the answer in the quiz section.

1th Class Physics Ch 4: Work and Energy

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1 / 40

If an object has kinetic energy, then it must also have...

Velocity

Momentum

Speed

2 / 40

Which of the following statements about energy is true?

Energy is always conserved

Energy is only conserved in mechanical systems

Energy is only conserved in chemical reactions

3 / 40

A box is pushed horizontally across the floor. If the applied force is less than the force of friction, the box will...

Accelerate

Not move

Move with constant velocity

4 / 40

A car engine produces 5000 J of work in 20 seconds. What is the power output of the engine?

400 W

200 W

250 W

5 / 40

If the velocity of an object is doubled, its kinetic energy...

Increases four times

Doubles

Halves

6 / 40

The potential energy stored in a stretched rubber band is an example of...

Mechanical energy

Gravitational potential energy

Elastic potential energy

7 / 40

Power is defined as...

Work done - Time

Work done × Time

Work done ÷ Time

8 / 40

Work done is defined as...

Force × Distance

Acceleration × Time

Mass × Velocity

9 / 40

The work-energy theorem states that...

The net force on an object equals its change in kinetic energy

The net energy on an object equals its change in kinetic energy

The net work done on an object equals its change in kinetic energy

10 / 40

If an object has gravitational potential energy, then it must...

Be in motion

Be above the ground

Have kinetic energy

11 / 40

If an object has kinetic energy, then it must be...

At rest

In motion

Floating

12 / 40

Energy due to the motion of an object is...

Potential

Mechanical

Kinetic

13 / 40

A car traveling at a constant speed on a flat road has...

Kinetic energy

Potential energy

Both kinetic and potential energy

14 / 40

The energy possessed by an object by virtue of its position is called...

Mechanical

Potential

Kinetic

15 / 40

Which of the following statements about power is true?

Power is the rate of doing work

Power is the resistance to motion

Power is the amount of work done

16 / 40

The rate at which work is done is called...

Energy

Power

Force

17 / 40

In the absence of air resistance, the total mechanical energy of a freely falling object...

Remains constant

Increases

Decreases

18 / 40

A 50 kg box is lifted 3 meters vertically. How much work is done?

150 J

500 J

1470 J

19 / 40

Which of the following is a scalar quantity?

Acceleration

Speed

Velocity

20 / 40

Which of the following is not a form of mechanical energy?

Elastic potential energy

Gravitational potential energy

Thermal energy

21 / 40

The energy stored in a battery is an example of...

Gravitational potential energy

Chemical potential energy

Elastic potential energy

22 / 40

Which of the following statements about potential energy is true?

Potential energy depends on the object's position or configuration

Potential energy depends on the object's mass

Potential energy depends on the object's speed

23 / 40

The ability of a system to do work due to its position or configuration is known as...

Mechanical

Kinetic

Potential

24 / 40

The energy possessed by an object due to its motion is called...

Mechanical

Kinetic

Potential

25 / 40

The work done by a force on an object is zero if...

The displacement is zero

The force is zero

The angle between force and displacement is 90 degrees

26 / 40

Which of the following is not a form of potential energy?

Chemical energy

Electrical energy

Gravitational potential energy

27 / 40

The rate at which work is done or energy is transferred is called...

Velocity

Power

Force

28 / 40

Which of the following is not a unit of power?

Horsepower

Newton

Watt

29 / 40

The kinetic energy of an object depends on its...

Mass and acceleration

Mass and velocity

Force and displacement

30 / 40

Which of the following statements about work is true?

Work is done only if displacement occurs

Work is done only if a force is applied

Work is done only if velocity changes

31 / 40

The work done on an object is equal to...

Force × Distance

Force × Displacement

Force × Displacement × cos(θ)

32 / 40

If a force is applied to an object but it doesn't move, then...

Work is done

Energy is lost

No work is done

33 / 40

Which of the following statements about work and energy is true?

Work done on an object changes its energy

Work done on an object is always negative

Energy does not depend on work

34 / 40

The work done by a force acting on an object is zero if...

The force is opposite to displacement

The force is perpendicular to displacement

The force is parallel to displacement

35 / 40

When a force is applied but no work is done...

The force is parallel to displacement

The force is perpendicular to displacement

The force is opposite to displacement

36 / 40

A 1000 W motor does twice the work of a 500 W motor in...

Half the time

The same time

Double the time

37 / 40

The energy stored in a stretched spring is...

Kinetic

Mechanical

Potential

38 / 40

The energy associated with the position of an object relative to the Earth is...

Thermal energy

Gravitational potential energy

Elastic potential energy

39 / 40

The unit of work done is...

Joule

Watt

Newton

40 / 40

Which of the following statements about kinetic energy is true?

Kinetic energy depends on the cube of velocity

Kinetic energy depends on the square of velocity

Kinetic energy depends linearly on velocity

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AdminMarch 12, 2024

0 13 1 minute read