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JEE Main Physics question

PhysicsGravitationJEE Main

A satellite is revolving around the planet. The gravitational force between them varies with , where is the radius of the satellite's orbit. The square of the time period will be directly proportional to

Answer: (B)

Solution

Centripetal condition: \dfrac{4π^2}{T^2}\dfrac{k}{R^{5/2}}$⇒

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Question ID VK-154338