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When a satellite going round the earth in a circular orbit of radius r and speed v looses some of its energy, then r and v change as

a
r and v both with increase
b
r and v both will decrease
c
r will decrease and v will increase
d
r will decrease and v will decrease

detailed solution

Correct option is C

TE=−GMm2rIf T.E. decreases then r also decreases and v increases asv∝1rand TE∝-1r

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