Kinetic Energy

JEE Main Physics · Work, Power and Energy · 10 questions, latest first

• Three bodies A, B and C have equal kinetic energies and their masses are 400 g, 1.2 kg and 1.6 kg respectively. The ratio of…20248 April, Shift 1 · Q35
• When kinetic energy of a body becomes 36 times of its original value, the percentage increase in the momentum of the body will be:20246 April, Shift 2 · Q36
• Four particles A, B, C, D of mass m/2, m, 2 m, 4 m, have same momentum, respectively. The particle with maximum kinetic energy is:20246 April, Shift 1 · Q31
• A bullet of mass 50 g is fired with a speed 100 m / s on a plywood and emerges with 40 m / s. The percentage loss of kinetic…20246 April, Shift 1 · Q50
• Two bodies of mass 4 g and 25 g are moving with equal kinetic energies. The ratio of magnitude of their linear momentum is:202427 January, Shift 1 · Q35
• A car accelerates from rest to u m / s. The energy spent in this process is E J. The energy required to accelerate the car from u…202313 April, Shift 2 · Q51
• Two bodies are having kinetic energies in the ratio 16: 9. If they have same linear momentum, the ratio of their masses…202313 April, Shift 1 · Q34
• A body of mass 5 kg is moving with a momentum of 10 kg ms^-1. Now a force of 2 N acts on the body in the direction of its motion…20238 April, Shift 2 · Q54
• The momentum of a body is increased by 50\%. The percentage increase in the kinetic energy of the body is ____ \%.20238 April, Shift 1 · Q54
• A body is dropped on ground from a height ' h_1 ' and after hitting the ground, it rebounds to a height ' h_2 '. If the ratio of…20236 April, Shift 2 · Q51