Question

v)
Consider following cases:
(P) A planet revolving in an elliptical orbit.
(Q) A planet revolving in a circular orbit.
Principle of conservation of angular
momentum comes in force in which of
these?
(A) only for (p)
(B) only for (q)
(C) for both,(p) and (q)
(D) neither for (p) , nor for (q)

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Answer 1

Answer:

Answer is -(B) only for (q)