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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
Options
(a) MV
(b) 1.5 MV
(c) 2MV
(d) zero
Correct Answer:
2MV
Explanation:
Impulse experienced by the body
= change in momentum
MV – ( – MV) = 2 MV
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A force acts on a 3.0 g particle in such a way that the position of the particle
- Calcium plate has a maximum possible radiation wavelength 400 nm to eject electrons.
- An alternating voltage e=200s in100t is applied to a series combination
- If the cold junction of a thermo-couple is kept at 0⁰C and the hot junction is kept
- A force of 5 N is acting on an object. Displacement of object is 10 m and the work done
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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