Properties of Matter — Physics STD 11 — Question

All the particles of a body are situated at a distance of X from origin. The distance of the center of mass from the origin is –

Potential energy stored in the spring depends on

The rate of work done is

Moment of inertia of a thin uniform hollow cylinder about an axis of the cylinder is –

If Q, E and W denote respectively the heat added, change in internal energy and the work done in a closed cyclic process, then ……

The vector product of two non-zero vectors will be minimum when O is equal to –

A car starting from rest, accelerates at a constant rate x for sometime after which it decelerates at a constant rate v to come to rest. If the total time elapsed is t, the maximum velocity attained by the car is given by –

when the net force and net torque acts on the body is zero then the body is in –

For a simple pendulum the graph between the length and time period will be a ……….

A rocket works on the principle of conservation of –