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A disc of radius 0.1 m rolls without sli...

A disc of radius 0.1 m rolls without sliding on a horizontal surface with a velocity of `6 ms^(-1)` . It then ascends a smooth continuous track as shown in figure. The height upto which it will ascend is `( g =10 ms^(-2))`

A

2.4m

B

0.9m

C

2.7 m

D

1.8 m

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The correct Answer is:
D
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