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in Laws of motion by (76.5k points)
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Assertion : A body of mass 1 kg is moving with an acceleration of 1 ms–1 The rate of change of its momentum is 1 N. 

Reason : The rate of change of momentum of body = force applied on the body.

(A) Assertion is true. Reason is true and reason is correct explanation for Assertion. 

(B) Assertion is true. Reason is true but reason is not the correct explanation of assertion. 

(C) Assertion is true. Reason is false. 

(D) Assertion is false. Reason is true. 

1 Answer

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by (66.0k points)
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Best answer

Correct option: (A)

Explanation:

m = 1kg 

a = 1m/s. 

F = m × a = 1 

as (dp / dt) = F 

hence (dp / dt) = 1N

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