A) Its kinetic energy is constant.
B) Its angular momentum is constant.
C) Its areal velocity is constant.
D) Its time period is proportional to r3.
Correct Answer: A
Solution :
A planet rotating around the sun in an elliptical orbit has varying kinetic energy due to the non-uniform speed of the planet. Options [b], [c] and [d] are correct.You need to login to perform this action.
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