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The breaking force of a string is 16 kg....

The breaking force of a string is 16 kg. The maximum frequency with which a body of mass 0.5 kg can be whirled in a horizontal circle `(g=pi^(2)ms^(-2))` with a length of 0.5 m of the sting is

A

4

B

5

C

8

D

10

Text Solution

Verified by Experts

The correct Answer is:
A
`mg=mromega^(2)` or `16xxpixx0.5xx0.5xx4pi^(2)v^(2)`
`16=0.25xx4xxv^(2),v=4`
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