Test:335 QNo:45

comprehension for ques 45-47

Two blocks of mass m1=10 kg and m2=5 kg connected to each other by a massless inextensible string of length 0.3 m, are placed along a diameter of turn table. The coefficient of friction between the table and m11 is 0.5, while there is no friction between m2 and the table. The table is rotating with with an angular velocity of 10 rad/s about a vertical axis passing through its centre O. The masses are placed on either side of the centre O such that the mass m1 is at a distance of 0.124 m from O. The masses are observed to be at rest with respect to an observer on the turn table.

the frictional force on m1 is

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