4 inversely proportional to the square of the radius of

Last updated: 6/21/2023

4 inversely proportional to the square of the radius of sphere A sphere is dropped gently into a medium of infinite extent As the sphere falls the force acting downwards on it 1 remains constant throughout 2 increases for sometime and then becomes constant 3 decreases for sometime and then becomes zero 4 increases for sometime and then decreases If it is allowed to fall in vacuum