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A body is allowed to slide down a fricti...

A body is allowed to slide down a frictionless track from rest position at its top under gravity. The track ends in a circular loop of diameter `D`. Then, the minimum height of the inclined track (in terms of `D`) so that it may complete successfully the loop is

A

`h=5/2D`

B

`h=3/2D`

C

`h=5/4D`

D

`h=2D`

Text Solution

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The correct Answer is:
C
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