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Momentum and Impulse MCQs for Competitive Exams

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Momentum and Impulse MCQs for Competitive Exams

Practice with answers, explanations, and exam-focused revision notes.

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Topic Notes: Momentum and Impulse

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

Quick Overview

Momentum and Impulse MCQs in Physics are useful for candidates who need targeted practice for CSS, PMS, FPSC, PPSC, NTS, entry tests, and other competitive exams in Pakistan. This topic page is designed for quick revision, repeated practice, and exam-focused preparation.

Attempt the questions page by page, check the correct answers, read the explanations where available, and compare your weak areas with past papers and mock test performance. Consistent MCQ practice improves speed, confidence, and retention for objective exam sections.

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1
Two balls having the identical mass roll toward each other and each collide at the same speed. What is the total momentum of the balls?
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2
The momentum of a body is increased by 25%. The kinetic energy is increased by about
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3
A machine gun fires n bullets per second, each of mass m. If the speed of each bullet is u, then the force of recoil is
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4
A particle moves in the x-y plane under the action of a force F such that the value of its momentum p at any time t is p_x = 2 cos t, p_y = 2 sin t. The angle θ between F and p at a given time t will be
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5
When a number of bodies are such that they can exert force upon one another and no external agency exerts a force on them, they are said to form:
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6
188 Rate of change of momentum is called
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7
A bullet of mass 100 grams is fired with a velocity of 10 m sec^-1 from a gun of mass 1 kg. The ratio of KE of bullet to that of gun is:
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8
194 The working of a rocket is based on the principle of
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9
Two masses 1 g and 4 g are moving with equal kinetic energies. The ratio of magnitude of their momentum is
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10
10. The K.E. of a body is increased by 300%. The momentum of the body is increased by
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