A solid cylinder is rolling without slip...

A solid cylinder is rolling without slipping on perfectly rough part AB as shown. It has angular momentum L about A. find its angular momentum about C when it reaches the top of its path at C (BC is perfectly smooth).

zero

left to poin A

`L/2`

`L/3`

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The correct Answer is:

When it reaches at top parto of BC only rotational velocity will be remaining .

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