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JEE · NEET Previous Year Question

$A ball hits the floor and rebounds after an inelastic collision. In this case$

Topic: JEE PYQ

Answer: C. Full step-by-step solution below.

A $the momentum of the ball is conserved.$
B $the mechanical energy of the ball is conserved.$
C $the total momentum of the ball and the earth is conserved.$
D $the total mechanical energy of the ball and the earth is conserved.$

Correct answer: C

Solution

(c) : During an inelastic collision, the total momentum of the ball and earth system is conserved.

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