Question

A bucket full of water is revolved in vertical circle of radius 2 m. What should be the maximum time-period of revolution so that the water doesn’t fall-off the bucket? [Take g = 10 m/s²]

(A) 1 s 

(B) 2 s 

(C) 3 s 

(D) 4 s

Answer 1

Answer is (C) 3 s

Minimum angular velocity,