Two pistons connected by a pipe are filled with oil. The larger piston has 3.2 ft diameter and has a force of 763 lb applied to it. What is the diameter of the smaller piston if it can support a force...

Two pistons connected by a pipe are filled with oil. The larger piston has 3.2 ft diameter and has a force of 763 lb applied to it. What is the diameter of the smaller piston if it can support a force of 27 lb?

A block of wood with a density of 35.3 lb/ft3 floats in a liquid with three-fourths of its volume submersed. What is the specific gravity of the liquid?