## College Physics (4th Edition)

The heart must produce a gauge pressure of $35,300~Pa$
We can calculate the required gauge pressure: $P_g = \rho~gh$ $P_g = (1060~kg/m^3)(9.80~m/s^2)(3.4~m)$ $P_g = 35,300~Pa$ The heart must produce a gauge pressure of $35,300~Pa$.