Question

The human heart has to pump the average adult's 6.2 l of blood through the body every minute. the heart must do work to overcome frictional forces that resist the blood flow. the average blood pressure is 1.3×104 n/m2 .

Answer 1

the heart must do work to overcome frictional forces that resist the blood flow. From my calculations, the average blood pressure is 1.3×10^4 n/m2