At the surface of a freshwater lake the pressure is 102 kPa.
(a) What is the pressure increase in going 34.7 m below the surface?
b) What is the approximate pressure decrease in going 33 m above the surface? Air at 20° C has density of 1.2 kg/m3.
(a) What is the pressure increase in going 34.7 m below the surface?
b) What is the approximate pressure decrease in going 33 m above the surface? Air at 20° C has density of 1.2 kg/m3.