A lead ball strikes a wall and falls down, a tennis ball having the same mass and velocity strikes the wall and bounces back. Check the correct statement
Options:
A .  The momentum of the lead ball is greater than that of the tennis ball
B .  The lead ball suffers a greater change in momentum compared with the tennis ball
C .  The tennis ball suffers a greater change in momentum as compared with the lead ball
D .  Both suffer an equal change in momentum
Answer: Option C : C Change in the momentum = Final momentum - initial momentum For lead ball △→Plead=0−m→v=−m→v For tennis ball △→Ptennis=−m→v−m→v=−2m→v i.e. tennis ball suffers a greater change in momentum.
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