SATHEE: Laws Of Motion Ques 40

Laws Of Motion Ques 40

40. A body of mass $M$ hits normally a rigid wall with velocity $V$ and bounces back with the same velocity. The impulse experienced by the body is [2011]

(a) MV

(b) $1.5 MV$

(c) $2 MV$

(d) zero

Show Answer

Answer:

Correct Answer: 40.(c)

Solution:

(c) Impulse experienced by the body

$=$ change in momentum

$=MV-(-MV)$

$=2 MV$

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Laws Of Motion

Laws Of Motion Ques 40

40. A body of mass $M$ hits normally a rigid wall with velocity $V$ and bounces back with the same velocity. The impulse experienced by the body is [2011]

Answer:

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