JEE Mains · Physics · STD 11 - 7. gravitation
If the angular momentum of a planet of mass \(m\), moving a round the Sun in a circular orbit its \(L\), about the center of the Sun, its areal velocity is
- A \(\frac{L}{m}\)
- B \(\frac{4L}{m}\)
- C \(\frac{L}{2m}\)
- D \(\frac{2L}{m}\)
Answer & Solution
Correct Answer
(C) \(\frac{L}{2m}\)
Step-by-step Solution
Detailed explanation
Based on Kepler’s law \(\frac{{dA}}{{dt}} = \frac{L}{{2m}}\)
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