Question:

20.A weightless thread can bear a tension upto 3.7 kg-wt. A stone of mass 500 g is tied to it andrevolved 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:

Options :

  • a) 6 rad/s
  • b) 8 rad/s
  • c) 12 rad/s
  • d) 4 rad/s

Answer :

d) 4 rad/s

Answer Steps :

Solution :-

 

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