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Uns about to supons U Hals (B) 3 rad/s A coin of mass 10 gram kept on a horizontal rotatin 1W EU 40. Srad/s (D) 4 rad/ s from the axis of rotation of the disc. If the coefficie Totating disc has its center at a distance of 40 cm eficient of friction between the two surfaces is h the coin is about to slip off (g = 10 m/s we angular velocity of the disc at which the coin is about to (A) 5 rad/s (B) 2.5 rad's rx 0.2% 2.VOYO (C 2 rad's (D) 3 rad/s 0.2X10 A lemuspherical vessel of radius R is rotating about its axis of symmetry, which is kept 19.

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Q1
79) A coin kept on a horizontal disc has its centre at a distance of 10 cm from the axis of rotation of the disc. the coin just slips off when angular speed of the disc becomes 5 rad/s .Find the coefficient of friction between the coin and disc .
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