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What is the effect on the time period of...

What is the effect on the time period of a simple pendulum if the length is quadrupled ?

A

Halved

B

Doubled

C

No effect

D

It would be zero

Text Solution

Verified by Experts

The correct Answer is:
B
`T=2pisqrt(l//g)`
when `l.=4l`
`T.=2pi sqrt((4l)/(g))rArrT.=2xx2pi sqrt(l//g)=2T`.
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