Question

a) A double rod hydraulic cylinder with 50 mm diameter piston and a 100mm diameter cylinder are shown in the figure, and 7000 kPa pressure is applied. A concrete wall stops the rod which prevents the piston from moving. Determine the force exerted on the wall by the piston. (2marks)

A hydraulic press has a ram of 25 cm diameter and a plunger of 4.0 cm diameter. Find the weight lifted by the hydraulic press when the force applied at the plunger is 400 N. (4 marks)

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