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Work Energy Theorem

A simple pend...

Question

A simple pendulum of mass m and length l is oscillating along a circular arc of angle $ϕ$ . Another bob of mass m is lying at the extreme position of the arc. The momentum imparted by the moving bob to the stationary bob will be:

A

m l v cos ϕ

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B

m v sin ϕ

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C

m l v ϕ

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D

zero

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Solution

The correct option is D zero
At extreme position velocity is zero, thus no momentum will be imparted.

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