Inside a fixed sphere of radius R and uniform R density p

Last updated: 6/10/2023

Inside a fixed sphere of radius R and uniform R density p there is spherical cavity of radius 2 such that surface of the cavity passes through the centre of the sphere as shown in figure A particle of mass mo is released from rest at centre B of the cavity Calculale velocity with which particle strikes the centre A of the sphere Neglect earth s gravity Initially sphere and particle are at rest A 2