The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be

The period of revolution of a certain planet in an orbit of radius R i

1.	The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be
A.	2 T
B.	\[2\sqrt{2}T\]
C.	4 T
D.	8 T
Answer» E.

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The period of revolution of a certain planet in an orbit of radius R is T. Its period of revolution in an orbit of radius 4R will be

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