A body, whose momentum is constant, must have constant

force

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velocity

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acceleration

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All of these

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Solution

The correct option is B
velocity

Momentum is defined as the product of mass and velocity. Since, mass is constant, hence, momentum is directly proportional to velocity of the body. If the momentum is constant then its velocity will also be constant.

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Similar questions

State the relation between force and acceleration. How much force acts on a body whose momentum is constant.

A body whose speed is constant

(a) must be accelerated

(b) might be accelerated

(d) cannot be accelerated

Mark the correct statement(s)
(1) If speed of a body is varying, its velocity must be varying and it must have non-zero acceleration.

(2) If velocity of a body is varying, its speed must be varying.

(3) A body moving with varying velocity may have constant speed.

(4) A body moving with varying speed may have constant velocity, if its direction of motion remains constant.

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