1 ) Find the pressure exerted below a column of water , open to the atmosphere at the depth , a ) 5 m , b ) 20 m ?
1 ) Find the pressure exerted below a column of water , open to the atmosphere at the depth ,
a ) 5 m ,
b ) 20 m ,
( Given density of water = 1 x 10 ^ 3 kg / m3 , g = 10 m / s2 )
Solution : -
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2 ) At a depth of 1000 m in an ocean ,
a ) : — What is absolute pressure ?
b ) : — What is gauge pressure ?
c ) : — Find the force acting on the wind of area 20 cm x 20 cm of a submarine at this depth , the interior of which is maintained at the sea — level atmospheric pressure . The density of sea water is 1.03 x 10 ^ 3 kg m ^ ( -3 ) and g = 10 m / s2 and Atmospheric pressure = 1.01 x 10 ^ 5 Pa ?
Solution : -
