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A circular hoop of mass m and radius R r...

A circular hoop of mass m and radius R rests flat on a horizontal smooth surface. A bullet of same mass m and moving with velocity v strikes the hoop tangentially and gets embedded in it. Neglect the thickness of hoop in comparison to radius of hoop.

Answer the following question based on above passage:
Mark the correct option

A

Energy of system (hoop + bullet) is conserved

B

Momentum of system is conserved

C

Angular momentum of system is conserved about any point in the plane of hoop

D

Angular momentum is not conserved due to torque of gravitational force

Text Solution

Verified by Experts

The correct Answer is:
B, C
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