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+1 vote
4.8k views
in Physics by (50.3k points)

A particle of mass m is fixed to one end of a light rigid rod of length l and rotated in a vertical circular path about its other end. The minimum speed of the particle at its highest point must be 

(a) zero

(b) gl

(c) (1.5gl)

(d) (2gl)

1 Answer

+2 votes
by (51.2k points)
selected by
 
Best answer

Correct Answer is: (a) zero

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