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JEE Main Physics question

PhysicsGravitationJEE Main

The radius of a planet is 3000 km. A satellite revolves around it in a circle of radius 4000 km with angular velocity . What is the acceleration due to gravity (in m/s) on the planet's surface?

Answer: 0.14

Solution

Gravity supplies the centripetal force on the satellite: . Surface gravity . With

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Question ID VK-154813