then the force on a particle of mass m placed in the tunnel at a distance r from the centre is :

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A tunnel is dug along a diameter of the earth. If Me​ and Re​ are the mass and radius, respectively, of the earth, then the force on a particle of mass m placed in the tunnel at a distance r from the centre is :
13
Sep
A tunnel is dug along a diameter of the earth. If Me​ and Re​ are the mass and radius, respectively, of the earth, then the force on a particle of mass m placed in the tunnel at a distance r from the centre is : A tunnel is dug along a diameter of the earth. [...]
Posted in: Cengage JEE Mains Physics by B.M Sharma , Chapter 10 - Gravitation ,
Tags: A tunnel is dug along a diameter of the earth. If Me​ and Re​ are the mass and radius , of the earth , respectively , then the force on a particle of mass m placed in the tunnel at a distance r from the centre is : ,