sreward4509 sreward4509 10-11-2022 Physics Answered a small submarine, with a hatch door 30 in in diameter, is submerged in seawater. (a) if the water hydrostatic force on the hatch is 69,000 lbf, how deep is the sub? (b) if the sub is 350 ft deep, what is the hydrostatic force on the hatch?