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JEE Main Physics question

PhysicsGravitationJEE Main

A planet of mass moves around the sun of mass in an elliptical orbit. The maximum and minimum distance of the planet from the sun are and , respectively. The time period of the planet is proportional to **[BVP 2010]**

Answer: (D)

Solution

By Kepler's third law, where is the semi-major axis, , so ,

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Question ID VK-154379