rosepetals2938
16.08.2020 •
Physics
A diver is 15m below the surface of a liquid density 1050kg/m3.Calculate the total pressure on the diver given that atmospheric pressure in the region is 70cmHg.(take density of mercury to be 13600kg/m3 and g=10N/kg)
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Ответ:
Explanation:
pressure due to fluid column = hdg where h is height of column , d is density of fluid , g is acceleration due to gravity .
Total pressure on the diver = atmospheric pressure + pressure due to water
= .70 x 13600 x 10 + 15 x 1050 x 10
= 95200 + 157500
= 252700 Pa
= 2.527 x 10⁵ Pa .
Ответ:
Therefore,
Weight = 25 x 8.7
Weight = 217.5 Newtons