What is the pressure at the bottom of a river (12 m deep) if the air pressure over the river is 98.23 kPa? The density of the river water is 988 kg/m3.

Question

What is the pressure at the bottom of a river (12 m deep) if the air pressure over the river is 98.23 kPa?  The density of the river water is 988 kg/m3.

drwls · Answer

P = (rho)*g*(depth) + Po rho is the density of the water depth = 12 m g = 9.8 m/s^2 Po = 98.23*10^3 N/m^2 Solve for P