A ball in thrown up. The magnitude of its momentum first decreases and then increases. Does this violate the conservation of momentum principle.

State the principle of conservation of angular momentum.

State the principle of conservation of angular momentum.

Does the principle of multiplication of thrust violate the principle of conservation of energy? Discuss.

The increase in momentum of a body is 100% . What will be the increases in its kinetic energy ?

The current through an ac circuit first increases and then decreases as its frequency is increased. Which among the followings are most likely combination of the circuit?

A particle of mass m is projected with a velocity v, making an angle of 45^(@) with the horizontal. The magnitude of the angular momentum of the projectile about the point of projection, when it is at its maximum height h, is