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M(A) = 3 kg ,M(B) = 4 kg ,M(C) = 8 kg. C...

`M_(A) = 3 kg ,M_(B) = 4 kg ,M_(C) = 8 kg`. Coefficient of friction between any two surface is `0.25` pulley is frictionless and string is massless .A is connected to wall through a massless right rod.

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NN GHOSH-FRICTION, WORK POWER AND ENERGY-Exercises (B)
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