Question: Determine the pull force necessary on the rope to reduce the pressure of the liquid trapped inside a piston cylinder device to 80 kPa. Assume

Determine the pull force necessary on the rope to reduce the pressure of the liquid trapped inside a piston cylinder device to 80 kPa. Assume the piston to be weightless with a diameter of 0.1 m, the outside pressure to be 100 kPa, and g = 9.81 m/s2.

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