Home
Class 11
PHYSICS
If the resultant external torque acting ...

If the resultant external torque acting on a body is zero, then angular momentum of the body

A

Equal in direction

B

Equal in magnitude

C

Both (a) and (b)

D

Neither (a) nor (b)

Text Solution

Verified by Experts

The correct Answer is:
C
`tau= (d vec(L))/(dt) rArr (d vec(L))/(dt) = 0 rArr vec(L)`= constant
Promotional Banner

Similar Questions

Explore conceptually related problems

The angular momentum of a rigid body is

Angular Momentum, Torque

If no external force acts on a body, it will

If the net external force acting on a body is zero, then the body at rest continuesto remain at rest and a body in motion continues to move with uniform motion. What is the name given to this property of the body?

Consider the following statements: If the net external torque acting on an object is switched off, then - 1. Linear momentum will remain unchanged. 2. Angular momentum will remain unchanged. Which of the statements given above is/are correct?

Torque acting on a rotating body

If the resultant torque of all the forces acting on a body is zero about a point is it necessary that it will be zero about any other point?