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Question
The period of a conical pendulum in terms of its length (l), semi-vertical angle (θ) and acceleration due to gravity (g) is:
Options
`1/(2pi)sqrt((l costheta)/g)`
`1/(2pi)sqrt((l sintheta)/g)`
`4pisqrt((lcostheta)/(4g))`
`4pisqrt((l tantheta)/g)`
Solution
The time period of a conical pendulum is
`T=4pisqrt((lcostheta)/(4g))`
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