GATE Mechanical Engineering (ME) 2021 Shift 1 Solved Paper

A pressure measurement device fitted on the surface of a submarine, located at a depth H below the surface of an ocean, reads an absolute pressure of 4.2 MPa. The density of sea water is 1050 kg/m³, the atmospheric pressure is 101 kPa, and the acceleration due to gravity is 9.8 m/s². The depth H is ______ m (round off to the nearest integer).