NDA 2026 Physics question
One year at a planet is 8 times as large as compared to the one year at the Earth. Which one of the following is correct about the planet's orbit?
- (A)The semimajor axis of the planet's orbit is same as that of the Earth.
- (B)The semimajor axis of the planet's orbit is twice as compared to that of the Earth.
- (C)The semimajor axis of the planet's orbit is thrice as compared to that of the Earth.
- (D)The semimajor axis of the planet's orbit is four times as compared to that of the Earth.Correct
Answer: (D)
Solution
By Kepler's third law, .
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Question ID VK-033257