The time period of a simple pendulum on the surface of the earth is T . What will be the time period of the same pendulum at a height of 2 times the radius of the earth?

The time period of a simple pendulum on the surface of the earth is T

1.	The time period of a simple pendulum on the surface of the earth is T . What will be the time period of the same pendulum at a height of 2 times the radius of the earth?
A.	T
B.	2T
C.	3T
D.	4T
Answer» D. 4T

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