Homework Help: Physics

Posted by Sally on Monday, December 19, 2011 at 2:27pm.

A circular hatch in the hull of a submarine has a radius of 40.0 cm. The submarine is 850.0 m under water. If atmospheric pressure above the ocean is 1.01 x 105 Pa and the air pressure inside the submarine is 1.31x 105 Pa, what net force is exerted on the hatch? (ρsw = 1025 kg/m3)
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