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Two blocks of masses 1 kg and 2 kg are connected by a metal wire going over a smooth pulley as shown in figure

Two blocks of masses 1 kg and 2 kg are connected by a metal wire going over a smooth pulley as shown in figure The breaking stress of the metal is 2 x 10N m. What should be the minimum radius of the wire used if it is not to break? Take g = 10 m s. 1 kg 5 2 kg

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