Question:

10.A body of mass m hangs at one end of a string of lenth l, the other end of which is fixed. It is given a horizontal velocity so that the string would just reach where it makes an angle of 60∘ with the vertical. The tension in the string at bottommost point position is

Options :

  • a) 2mg
  • b) mg
  • c) 3mg
  • d) √3mg

Answer :

a) 2mg

Answer Steps :

Step1 :-

Step2 :-

Step3 :-

Step4 :-

 

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