Work, Energy and Power — Physics STD 11 — Question

Angular momentum is given by –

A mass is whirled in a circular path with constant angular velocity and its angular momentum is L. If the string is now halved keeping the angular velocity the same, the angular momentum is –

Asa spherical wave propagates, …….

As we go grom the equator to the poles, the value of g …..

The coefficient of volume expansion of a solid is x times the coefficient of superficial expansion. Then x is

The forces acting on a cyclist negotiating a circular Level road is /are –

A container contains hydrogen gas at pressure P and temperature T. Another identical container contains helium gas at pressure 2P and temperature T/2. The ratio of the number of molecules of the two gases is

Newton’s second law gives –

Red shift is an illustration of ……….