A submarine hatch must not experience a force greater than

PHYSICS · Subjective · AP · Physics 1: Algebra-based · Fluids · Fluids

Problem

2.0 \times 10^{5}\,\text{N}

. If the external seawater pressure acting on the hatch is

4.0 \times 10^{6}\,\text{Pa}

greater than the air pressure inside, determine the maximum allowable diameter of a circular hatch.