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A particle (bob) of mass 1 kg is perform...

A particle (bob) of mass `1` kg is performing vertical cicular motion. Then `:`

A

Power delevered by tension at point `(4)` is negative.

B

Power delevered by tension at point `(2)` is positive.

C

Power delivered by gravitational force at point (3) is zero.

D

Power delivered by gravitational force at point (4) is negative.

Text Solution

Verified by Experts

The correct Answer is:
D
`P=vec(F).vec(v)` Tension is always perpendicular to velocity
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