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Class 11 NEET Physics Work, Energy and Power Questions

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Question : 2

Total: 91

A bob of heavy mass m is suspended by a light string of length I. The bob is given a horizontal velocity v0 as shown in figure. If the string gets slack at some point P making an angle θ from the horizontal, the ratio of the speed v of the bob at point P to its initial speed v0 is:

(‌
cos‌θ
2+3sin‌θ
)‌
1
2
(‌
sin‌θ
2+3sin‌θ
)‌
1
2
(sin‌θ)‌
1
2
(‌
1
2+3sin‌θ
)‌
1
2

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