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Ankit Sharma posted an Question
December 08, 2021 • 11:10 am 5 points
  • IIT JAM
  • Physics (PH)

A disc rotates about its axis of symmetry in a horizontal plane at a steady rate of 3.5 revolutions per second. a coin placed at a distance of cm from the axis

A disc rotates about its axis of symmetry in a horizontal plane at a steady rate of 3.5 revolutions per second. A coin placed at a distance of cm from the axis of rotation remains at rest on the disc. The coefficient of friction between the coin and the disc is

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  • Susobhan ghosh best-answer

    do centripetal force and friction force balance I.e mu*m*g=m(omega)^2*r put the values will give the answer

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