Calculate the mass of the block on top of the cliff

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a 72 kg block is hanging in the air suspended by a rope, tied up and over a frictionless pully, to a second block of unkown mass. the coefficient of friction between the unknown mass and this block is .05. if the accleration of the system is measured to be o.71 m/second^2 calculate the mass of the block on top of the cliff?

Reference no: EM13341495

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