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A satellite S is moving in an elliptical...

A satellite S is moving in an elliptical orbit around the earth the mass of the satellite is very small compared to the mass of the earth then

A

the total mechanical energy of S varies periodically with time

B

the linear momentum of S remains constant in magnitude

C

the acceleration of S is always directed towards the centre of the earth

D

the angular momentum of S about the centre of the earth changes in direction but its magnitude remains constant

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The correct Answer is:
C
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