Physics Work, Energy, Power and Collision JEE Main 2022 - ( Center of Mass Momentum Conservation and Collision ) MCQ (Single Correct)

A ball of mass 0.15 kg hits the wall with its initial speed of 12 ms -1 and bounces back without changing its initial speed. If the force applied by the wall on the ball during the contact is 100 N. calculate the time duration of the contact of ball with the wall.

A
0.018s
B
0.036s
C
0.009 s
D
0.072 s

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The correct answer is:
B

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