Physics (Motion)

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1) Which of the following is true about the net force acting on an object in equilibrium?

A) The net force is zero

B) The net force is non-zero

C) The net force is increasing

D) The net force is decreasing

2 / 30

2) Which of the following is true about Newton’s third law of motion?

A) For every action, there is an equal and opposite reaction

B) For every action, there is a smaller reaction

C) For every action, there is a larger reaction

D) For every action, there is no reaction

3 / 30

3) Which of the following is true about Newton’s second law of motion?

A) The acceleration of an object is directly proportional to its mass

B) The acceleration of an object is inversely proportional to its mass

C) The acceleration of an object is directly proportional to the square of its mass

D) The acceleration of an object is inversely proportional to the square of its mass

4 / 30

4) Which of the following equations can be used to calculate the force acting on an object?

A) F = ma

B) F = mv

C) F = ms

D) F = mt

5 / 30

5) Which of the following is true about the maximum height in projectile motion?

A) The maximum height is the same for all angles of projection

B) The maximum height increases with increasing angle of projection

C) The maximum height decreases with increasing angle of projection

D) The maximum height has no relation with the angle of projection

6 / 30

6) Which of the following is true about the horizontal range in projectile motion?

A) The horizontal range is the same for all angles of projection

B) The horizontal range increases with increasing angle of projection

C) The horizontal range decreases with increasing angle of projection

D) The horizontal range has no relation with the angle of projection

7 / 30

7) Which of the following is true about the time of flight in projectile motion?

A) The time of flight is the same for all angles of projection

B) The time of flight increases with increasing angle of projection

C) The time of flight decreases with increasing angle of projection

D) The time of flight has no relation with the angle of projection

8 / 30

8) Which of the following equations can be used to calculate maximum height in projectile motion?

A) H = u^2 sin^2(theta) / 2g

B) H = u^2 cos^2(theta) / 2g

C) H = u sin(theta) / g

D) H = u cos(theta) / g

9 / 30

9) Which of the following equations can be used to calculate horizontal range in projectile motion?

A) R = u^2 sin(2theta) / g

B) R = u^2 cos(2theta) / g

C) R = u sin(theta) / g

D) R = u cos(theta) / g

10 / 30

10) Which of the following equations can be used to calculate time of flight in projectile motion?

A) t = 2u sin(theta) / g

B) t = 2u cos(theta) / g

C) t = u sin(theta) / g

D) t = u cos(theta) / g

11 / 30

11) Which of the following is true about the acceleration of an object in projectile motion?

A) The acceleration is in the same direction as the velocity

B) The acceleration is in the opposite direction of the velocity

C) The acceleration is always zero

D) The acceleration is changing

12 / 30

12) Which of the following is true about the velocity of an object in projectile motion?

A) The velocity is in the same direction as the acceleration

B) The velocity is in the opposite direction of the acceleration

C) The velocity is always zero

D) The velocity is changing

13 / 30

13) Which of the following is true about the area under a displacement-time graph?

A) The area represents the acceleration

B) The area represents the velocity

C) The area represents the displacement

D) The area has no physical meaning

14 / 30

14) Which of the following is true about the slope of a displacement-time graph?

A) The slope represents the acceleration

B) The slope represents the velocity

C) The slope represents the displacement

D) The slope has no physical meaning

15 / 30

15) Which of the following equations can be used to calculate time?

A) t = (v – u) / a

B) t = (v + u) / a

C) t = (v – u) / s

D) t = (v + u) / s

16 / 30

16) Which of the following equations can be used to calculate final velocity?

A) v = u + at

B) v = u – at

C) v = u + as

D) v = u – as

17 / 30

17) Which of the following equations can be used to calculate displacement?

A) s = ut – 1/2at^2

B) s = ut + 1/2at^2

C) s = vt – 1/2at^2

D) s = vt + 1/2at^2

18 / 30

18) Which of the following is an example of non-uniform circular motion?

A) A car moving in a straight line

B) A pendulum swinging back and forth

C) A ball rolling down a hill

D) A planet orbiting the sun

19 / 30

19) Which of the following is true about the velocity of an object in uniform circular motion?

A) The velocity is in the same direction as the acceleration

B) The velocity is in the opposite direction of the acceleration

C) The velocity is always zero

D) The velocity is changing

20 / 30

20) Which of the following is true about the acceleration of an object in uniform circular motion?

A) The acceleration is in the same direction as the velocity

B) The acceleration is in the opposite direction of the velocity

C) The acceleration is always zero

D) The acceleration is changing

21 / 30

21) If an object is thrown straight up in the air, what can we say about its acceleration at the highest point?

A) The acceleration is zero

B) The acceleration is positive

C) The acceleration is negative

D) The acceleration is changing

22 / 30

22) Which of the following is true about the area under a velocity-time graph?

A) The area represents the acceleration

B) The area represents the displacement

C) The area represents the velocity

D) The area has no physical meaning

23 / 30

23) Which of the following is true about the slope of a velocity-time graph?

A) The slope represents the acceleration

B) The slope represents the displacement

C) The slope represents the velocity

D) The slope has no physical meaning

24 / 30

24) Which of the following equations can be used to calculate velocity?

A) v = u + at

B) v = u – at

C) v = u + as

D) v = u – as

25 / 30

25) Which of the following is the SI unit of acceleration?

A) m/s

B) m/s^2

C) kg

D) N

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26) An object is said to be at rest if its:

A) Position is changing with time

B) Velocity is changing with time

C) Acceleration is changing with time

D) None of the above

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27) Which of the following is an example of circular motion?

A) A car moving on a straight road

B) A pendulum swinging back and forth

C) A ball rolling down a hill

D) A planet orbiting the sun

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28) The velocity of an object is:

A) A scalar quantity

B) A vector quantity

C) Both scalar and vector quantity

D) Neither scalar nor vector quantity

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29) When an object moves with a constant speed in a circular path, its acceleration is:

A) Zero

B) Non-zero

C) Increasing

D) Decreasing

30 / 30

30) Which of the following is a scalar quantity?

A) Force

B) Velocity

C) Temperature

D) Acceleration

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Physics (Motion)