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What is the velocity of the bob of a sim...

What is the velocity of the bob of a simple pendulum at its mean position, if it is able to rise to vertical height of 10 cm (take `g=9.8m//s^(2)`)

A

0.6 m/s

B

1.4 m/s

C

1.9 m/s

D

2.2 m/s

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The correct Answer is:
B
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