Question

a hydraulic press contains oil of density=800kg/meter cube,and the areas of the large cylinder=0.5meter squad and area of small cylinder=0.0001meter squad.the mass of the large piston is 51kg,while the small piston has unknown mass m.If an additonal mass of 510kg is placed on the large piston,the press is in balance with the small piston a height of 1m above the large one.find mass m

15 years ago