Question:

33. A stone of mass m is tied to a string and is moved in a vertical circle of radius r making n revolutions per minute. The total tension in the string when the stone is at its lowest point is

Options :

  • a) m{g + (π^2n^2r)/900}
  • b) m(g + πnr^2)
  • c) m(g + πnr)
  • d) m(g + n^2r^2)

Answer :

a) m{g + (π^2n^2r)/900}

Answer Steps :

Solution :-

Video Tutorial