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A frictionless track ABCDE ends in a cir...

A frictionless track ABCDE ends in a circular loop of radius R . A body slides down the track from point A which is at a height h = 5 cm . Maximum value of R for the body to successfully complete the loop is

A

5cm

B

`(15)/(4)cm`

C

`(10)/(3)cm`

D

`2cm`

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The correct Answer is:
D
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