Nature of Physical World and Measurement — Physics STD 11 — Question

The product of Avogadro constant and elementary charge is known as …… constant.

Moment of inertia of a thin uniform ring about an axis passing through the center and lying on the plane (along diameter) is –

An impulse is applied to a moving object with the force at an angle of 20° with respect to velocity vector. The angle between the impulse vector and the change in momentum vector is –

Spinning of the earth about its own axis is known as –

Which of the following is not dimensionless?

Kinetic friction is also called as –

The uncertainty in a measurement is called as ….

The angle for which maximum height and horizontal range are same for a projectile is –

The reduced mass of the system of two particles of masses 2 m and 4 m will be –

Pressure exerted by a perfect gas is equal to