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Two bodies of equal masses move with uniform velocities v and 3v respectively. Find the ratio of their kinetic energies.

Two bodies of equal masses move with uniform velocities upsilon and 3 upsilon respectively. Find the ratio of their kinetic energies.

(a) Define the term 'energy' of a body. What is the SI unit of energy. (b) What are the various from of energy ? (c) Two bodies having equal masses are moving with uniform speeds fo v and 2v respectively. Find the ratio of their kinetic energies.

Two bodies of equal masses are moving with uniform velocities v and 2v. Find the ratio of their kinetic energies

Two objects having equal masses are moving with uniform velocities of 2 m/s and 6 m/s respectively. Calculate the ratio of their kinetic energies.

Two bodies A and B of same mass are moving with velocities v and 2v, respectively. Compare their inertia

Two bodies A and B of same mass are moving with velocities v and 2v, respectively. Compare their momentum.

Two objects having same mass 'm' are moving with velocities v and 2v. Find ratio of their kinetic energies.

Two objects having same mass 'm' are moving with velocities v and 2v. Find ratio of their kinetic energies.

A body of mass m moving with a velocity u strikes elastically a stationary body of mass 2m . After the elastic collision the bodies move with velocities v and V respectively . Show that the body of mass m loses 8/9 part of its initial kinetic energy.