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A wire is wound over a pencil and placed...

A wire is wound over a pencil and placed over a scale as shown in the figure. The diameter of the given wire is `"________"`.

A

`36.5 cm^(2)`

B

`38.5 cm^(2)`

C

`39 cm^(2)`

D

`40 cm^(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
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