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Question (11)

QN003611

The rate of change of momentum is directly proportional to:

(A) Mass
(B) Velocity
(C) Force
(D) Distance

Correct Answer: C

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Question (12)

QN003612

A cricketer moves his hands backward while catching a ball to:

(A) Increase momentum
(B) Reduce impact force
(C) Increase acceleration
(D) Stop gravity

Correct Answer: B

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Question (13)

QN003613

A force of 50 N acts on a 10 kg cart. Its acceleration is:

(A) 2 m/s²
(B) 5 m/s²
(C) 10 m/s²
(D) 50 m/s²

Correct Answer: B

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Question (14)

QN003614

Which quantity changes when force acts on an object?

(A) Momentum
(B) Density
(C) Volume
(D) Temperature

Correct Answer: A

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Question (15)

QN003615

A truck of mass 2000 kg accelerates at 3 m/s². The force applied is:

(A) 600 N
(B) 6000 N
(C) 2003 N
(D) 3000 N

Correct Answer: B

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Question (16)

QN003616

The change in momentum depends on:

(A) Force and time
(B) Density and pressure
(C) Mass only
(D) Velocity only

Correct Answer: A

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Question (17)

QN003617

A force of 72 N acts on an object producing acceleration of 8 m/s². The mass of object is:

(A) 9 kg
(B) 8 kg
(C) 64 kg
(D) 80 kg

Correct Answer: A

Explanation:

m = F/a

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Question (18)

QN003618

Which law explains why heavier objects require more force for the same acceleration?

(A) Newton’s First Law
(B) Newton’s Second Law
(C) Newton’s Third Law
(D) Law of Gravitation

Correct Answer: B

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Question (19)

QN003619

A football of mass 0.5 kg gains acceleration of 20 m/s² after being kicked. Force applied is:

(A) 10 N
(B) 20 N
(C) 40 N
(D) 0.4 N

Correct Answer: A

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Question (20)

QN003620

Momentum always depends on:

(A) Mass and velocity
(B) Force and acceleration
(C) Pressure and area
(D) Density and mass

Correct Answer: A

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Question (11)

The rate of change of momentum is directly proportional to:

Explanation:

Link:

Question (12)

A cricketer moves his hands backward while catching a ball to:

Explanation:

Link:

Question (13)

A force of 50 N acts on a 10 kg cart. Its acceleration is:

Explanation:

Link:

Question (14)

Which quantity changes when force acts on an object?

Explanation:

Link:

Question (15)

A truck of mass 2000 kg accelerates at 3 m/s². The force applied is:

Explanation:

Link:

Question (16)

The change in momentum depends on:

Explanation:

Link:

Question (17)

A force of 72 N acts on an object producing acceleration of 8 m/s². The mass of object is:

Explanation:

Link:

Question (18)

Which law explains why heavier objects require more force for the same acceleration?

Explanation:

Link:

Question (19)

A football of mass 0.5 kg gains acceleration of 20 m/s² after being kicked. Force applied is:

Explanation:

Link:

Question (20)

Momentum always depends on:

Explanation:

Link:

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