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A heavy particle is tied to the end A of...

A heavy particle is tied to the end A of a string of the length`1.6` m. Its other end O is fixed. It revolves as a conical pendulum with the string making `60^(@)` with the horizontal. Then,

A

Its period revolution is `(4pi)/(7) ` sec

B

The tension in the string is doubled the weight of the particle

C

The speed of the particle = `2.8 sqrt(3) m//s`

D

The centripetal acceleration of the particle is `9.8 m//s^(2)`

Text Solution

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The correct Answer is:
A, B, C, D
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