A particle of mass m is fixed to one end of a light rigid rod of length l and rotated - Physics -

Question

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) 0 b) √gl c) √15gl d) √2gl

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Apoorv Tyagi · Accepted Answer

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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) 0 b) √gl c) √15gl d) √2gl ​

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) 0 b) √gl c) √15gl d) √2gl