Laws of Motion - Result Question 4
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4. 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]
======= ####4. 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]
3e0f7ab6f6a50373c3f2dbda6ca2533482a77bed:content/english/neet-pyq-chapterwise/physics/laws-of-motion/laws-of-motion—result-question-4.md (a) MV
(b) $1.5 MV$
(c) $2 MV$
(d) zero
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Answer:
Correct Answer: 4. (c)
Solution:
- (c) Impulse experienced by the body
$=$ change in momentum
$=MV-(-MV)$
$=2 MV$
