Rotational Kinetic energy of a body is ____________.

Spinning of the earth about its own axis is known as _______________.

A mass of 1 kg is thrown up with a velocity of 1.00 m/s. After 5 seconds, it explodes into two parts. One part of mass 400 g comes down with a velocity 25 m/s. The velocity of other part is (Take g = 10 ms^-2)

Consider a system of two particles having masses m₁ and m₂ If the particle of mass m₁ is pushed towards the mass centre of particles through a distance d, by what distance would be particle of mass m₂ move so all to keep the mass centre of particles at the original position?

A person of mass 60 kg is inside a lift of mass 940 kg and presses the button on control panel. The lift starts moving upwards with an acceleration 1.0  m/s^-2. If g = 10 ms^-2, the tension in the supporting cable is _____________.

Kinematics deals with the motion of objects without taking____________into accounts.

The term used to mention study of macroscopic system to microscopic constituents is _____________.

A particle of mass m is circulating on a circle of radius r having angular momentum L then the centripetal force will be _______________.

A body of mass M moving with velocity V explodes into two equal parts. If one comes to rest and the other body moves with velocity v, what is the value of v?

In an elastic collision ___________ is conserved