Question:
A narrow tunnel is dug inside the earth along one of its
Last updated: 6/7/2023

A narrow tunnel is dug inside the earth along one of its diameters Radius of earth is R 2GM and its mass is M A particle is projected inside the tunnel with velocity from one of its ends then maximum velocity attained by the particle in the subsequent motion is nGM assuming tunnel to be frictionless Find n 4R VR