The radii of the wheels of a compound wheel and axle

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The radii of the wheels of a compound wheel and axle are 2cm, 5cm,and 10cm.It is found to have an efficiency of 90%. If a 500 kg load is lifted by the machine, how much effort in newtons is applied? what frictional force acts? Show a diagram of the set-up 

Reference no: EM13562280

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