JEE Mains · Physics · STD 11 - 7. gravitation
A planet revolving in elliptical orbit has \((A)\) a constant velocity of revolution. \((B)\) has the least velocity when it is nearest to the sun. \((C)\) its areal velocity is directly proportional to its velocity. \((D)\) areal velocity is inversely proportional to its velocity. \((E)\) to follow a trajectory such that the areal velocity is constant. Choose the correct answer from the options given below
- A \(A\) only
- B \(D\) only
- C \(C\) only
- D \(E\) only
Answer & Solution
Correct Answer
(D) \(E\) only
Step-by-step Solution
Detailed explanation
As per Keppler's \(2^{\text {nd }}\) law, Areal velocity is constant.
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