Question : A weightless thread can bear tension upto 37 N. A. stone of mass 500 g is tied to it and revolved in a circular path of radius 4 m in a vertical plane. If g = 10 ms−2 , then the maximum angular velocity of the stone will be
(A) 2rad s^{-1}
(B) 4rad s^{-1}
(C) 8rad s^{-1}
(D) 16rad s^{-1}
Answer : option (B)
Solution :
