A stone is tied to one end of a steing and rotated in horizontal circle with a uniform angular velocity. The tension in the string is T, if the lrngth
A stone is tied to one end of a steing and rotated in horizontal circle with a uniform angular velocity. The tension in the string is T, if the lrngth of the string is halved and its angular velocity is doubled , the tension in the string will be
A. 4 T
B. `T//2`
C. `T//4`
D. 2 T
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Correct Answer - D
`(T_(2))/(T_(1))=(r_(2))/(r_(1))xx((omega_(2))/(omega_(1)))^(2)=2`
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