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The amplitude of an oscillating simple p...

The amplitude of an oscillating simple pendulum is 10 cm and its period is 4 sec. It speed 1 second after it passes its equilibrium position is

A

Zero

B

0.157 m/s

C

0.212 m/s

D

0.32 m/s

Text Solution

Verified by Experts

The correct Answer is:
A
Velocity of simple pendulum
`v = a omegacosomegat = 10xx(2pi)/(T)cos""(2pi)/(T).1`
`=(20pi)/(4)cos""(2pi)/(4).1=0`
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