Q39. 'Aball moving horizontally with speed 'V' strikes the bob of simple pendulum at rest. The mass of
the bob is equal to that of the ball. If the collision is elastic the bob will rise to a height
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Two simple pendulums P and Q have equal lengths but their bobs weigh 10gf
and 20gf . a. Compare time periods b. Give reason for your answer.
Explanation:
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