___ Pa is the pressure at a depth of 50 m below the surface of the sea. The density of sea water is 1024 kg/m3.
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Solution
The expression of pressure at the bottom of a liquid of height ‘h’ and density ‘d’ is given by ρgh. The given values are: d = 1024kgm3, h = 50 m and g = 10msec2. Thus, pressure =ρgh=1024×50×10=512000Pa.