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A Wheel of circumference C is at rest on...

A Wheel of circumference C is at rest on the ground.When the wheel rolls forward through half a revolution ,then the displacement of point contact will be

A

`Csqrt((1)/(pi^(2))+(1)/(4))`

B

`(C )/(2)`

C

`pisqrt(c^(2)+4)`

D

`Csqrt((1)/(pi)+(1)/(2))`

Text Solution

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The correct Answer is:
A
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