A body of mass m performing UCM with frequency n along the circumference of circle having radius r, force is given by
4$π$nm2
4$π$2n2m
$π$2n2mr
$\dfrac{1}{2}$πnm2
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A bucket containing water is tied to one end of a rope of length 2.5 m and rotated about the other end in a vertical circle. What should be the minimum velocity of the bucket at the highest point, so that the water in the bucket will not spill? (g = 10 m/s2)