Mass of a body is tripled and its velocity is halved. Its momentum will
Double
Triple
Become 3/2 times the original
Become 2/3 times the original
Remains constant
A body of mass 5 kg is moving with a velocity of 10 m s-1. The ratio of its initial kinetic energy and final kinetic energy, if the mass of the body is doubled and its velocity is halved will be
Mass of a body is tripled & velocity halved .Express new KE in terms of old KE.