Physics questions
20027 published questions with worked solutions.
- The dimensional formula of angular momentum is
- If a body of mass 'm' and radius of gyration K rotates with angular velocity , then the angular momentum of the body will be
- The angular momentum of a particle is
- A heavy disc is rotating with uniform angular velocity w about its own axis. A piece of wax sticks to it. The angular velocity of...
- A boy comes and sits suddenly on a circular rotating table the quantity which conserved is
- A person standing on a rotating platform with his hands lowered and out stretches his arms. The angular momentum of the person
- Which of the following physical quantity has unit kg ,m^2/s ?
- Relation between torque and angular momentum is similar to the relation between
- According to the principle of conservation of angular momentum, if moment of inertia of a rotating body decreases, then its...
- Angular momentum is vector product of
- The angular momentum L, the linear momentum P and position vector R are related as
- If the resultant external torque acting on a body is zero, then angular momentum of the body
- A dancer on ice spins faster when she folds her arms. This is due to
- Angular impulse is
- A small body is attached to one end of a string is revolved around a rod so that the string winds upon the rod and get shortened....
- Perpendicular axes theorem is applicable only for:
- The dimensional formula for torque is same as that for:
- The total angular momentum of a body is equal to angular momentum of its centre of mass if the body has:
- The kinetic energy of rotation is E and angular momentum L are related as :
- The equivalent term in rotational motion to quantity of motion in linear motion is :