Question

A pendulum bob of mass 'm' is released from horizontal position. It collides elastically at the lowest
point with another pendulum of same length but with a bob of mass "2m' initially at rest. The ratio of
the heights to which the bobs of the two pendulums rise after collision is
1) 1:1
2) 1:2
3) 1:9
4) 1:4​

Answer 1

Answer:

I think this is the answer

Answer 2

Explanation:

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