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A comet revolves around the sun in an el...

A comet revolves around the sun in an eliptical orbit. When it is closest to the sun at a distance d, its corresponding kinetic energy is `k_(0)`. If it is farthest from the sun at distance 3d then the corresponding kinetic energy will be

A

`(k_(0))/(9)`

B

`(8k_(0))/(9)`

C

`(k_(0))/(4)`

D

`(4k_(0))/(9)`

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The correct Answer is:
A
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