(a) When an application of force an object gets displaced from its place work is said to be done.
Work depends on force and displacement in the direction of force.
(b) Here, velocity of the two is same, therefore, Ratio of kinetic energy is
(a) When an application of force an object gets displaced from its place work is said to be done.
Work depends on force and displacement in the direction of force.
(b) Here, velocity of the two is same, therefore, Ratio of kinetic energy is