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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
- Two radioactive materials X₁ and X₂ have decay constants 5λ and λ respectively
- Find out the angle of projection, if range is 4 times of maximum height
- A carnot’s engine operates with source at 127° C and sink at 27°C
- A circular disc of radius R and thickness R/6 has moment of inertia I about an axis
- Heat is not being exchanged in a body. If its internal energy is increased, then
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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