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In the figure A&B are two blocks ofmass ...

In the figure A&B are two blocks ofmass 4 kg &2 kg respectively attached to the two en string passing over a disc Cof mass 40 kg and radius 0.1 m. The disc is free to rotate al horizontal axes, coinciding with its own axis. The system is released from rest and the string over the disc. Find: to the two ends of a lig to rotate about a fixe and the string does not si (i) the linear acceleration of mass B. (ii) the number of revolutions made by the disc at the end of 10 sec. from the start. (iii) the tension in the string segment supporting the block A.

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