Physics-

General

Easy

Question

# A small mass is attached to a massless string whose other end is fixed at as shown in the figure. The mass is undergoing circular motion in the plane with centre at and constant angular speed . If the angular momentum of the system, calculated about and are denoted by and respectively, then

- and do not vary with time
- varies with time while remains constant
- remains constant while varies with time
- and both vary with time

## The correct answer is: remains constant while varies with time

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