PART - 2 CH - 11 Thermodynamics — Physics STD 11 Science — Question

The value of modulus of rigidity of a fully rigid body is ____________

Relation between linear velocity and angular velocity of a body moving in circular path is _______.

The necessary condition for a physical quantity to be a vector is that it must obey ________.

The engine of a train passes an electric pole with a velocity u and the last compartment of the train crosses the same pole with a velocity v. Then the velocity with which the mid-point of the train passes the pole is ______.

In uniform motion, position-time graph is _______ and velocity of the body remains _______.

Magnitude of the vector product of two vectors is equal to area of the _______ formed by vectors as adjacent sides.

The time-displacement graph of two cars is shown by two parallel lines. The relation in their velocities is ................ .

Fill in the blanks using the word (s) from the list appended with statement: For the model of a plane in a wind tunnel, turbulence occurs at a ... speed for turbulence for an actual plane (greater/ smaller).

A ball thrown vertically upwards from the earth's surface. After reaching a height, it returns to the earth after some time, then its distance will be ................ and displacement will be ................ .