Question: 3. Two masses are attached by a string. Mass M hangs freely while mass m is on an incline of 20. m M If M=

3. Two masses are attached by a string. Mass M hangs freely while mass m is on an incline of 20. m M If M= 10 kg and m = 5 kg, find the coefficient of kinetic friction Uk if both masses accelerate at 2.5 m/s2

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