A simple pendulum takes 1 second to swing from the mean position to one extreme position. What is its initial time period? If the length of the string is doubled, what is the time period?

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A 4, 5.66
B 4,5
C 4,5.4
D 3,5.56

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Answer: A. 4, 5.66

The time period of the pendulum is 4 seconds. If the length of the string is doubled, the time period will increase by a factor of root over 2,becoming approximately 5.66 seconds.

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A simple pendulum takes 1 second to swing from the mean position to one extreme position. What is its initial time period? If the length of the string is doubled, what is the time period?

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