If both the mass and the velocity of a body is increased to twice of their magnitude, the kinetic energy will increase by –

Related MCQs

• A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that –
• The following particles move with same kinetic energy. Which of them has maximum momentum?
• A bullet is fired from a rifle which recoils after firing. The ratio of kinetic energy of the rifle to that of the bullet is –
• A moving neutron collides with a stationary α-particle. The fraction of the kinetic energy lost by the neutron is –
• In which of the following cases, kinetic energy is being used in performing work?
• Kinetic energy depends on –
• The average kinetic energy of the molecules of an ideal gas is directly proportional to –
• A stone is dropped from the roof of a house towards the ground. The kinetic energy of the stone will be maximum:
• A light wave is incident over a plane surface with velocity x. After reflection the velocity becomes-
• The mass of a star is two times the mass of the Sun. How it will come to an end?