Apump supplies oil at 25 gpm to a 3-in diameter double acting hydraulic cylinder. if the load is 2000 lb (extending and retracting) and the rod diameter is 3 in, find: a) the hydraulic pressure during the extending stroke. b) the piston velocity during the extending stroke c) the cylinder horsepower during the extending stroke. d) the hydraulic pressure during the retraction stroke. e) the piston velocity during the retraction stroke f) the cylinder horsepower during the retraction stroke.