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A boy on a cycle pedals around a circle ...

A boy on a cycle pedals around a circle of 20 metres radius at a speed of `20 "metres"//sec`. The combined mass of the boy and the cycle is 90 kg . The angle that the cycle makes with the vertical so that it may not fall is `(g = 9.8 m//sec^(2))`

A

`60.25^@`

B

`26.12^@`

C

`63.90^@`

D

`30.00^@`

Text Solution

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The correct Answer is:
D
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