Question

Calculat the discharge if the diameter of the pipe is 30 mm with the velocity is 15 m/s

Answer 1

The discharge is

$$\frac{dV}{dt}=Av=0.25\pi d^2 v$$

$$\frac{dV}{dt}=0.25\pi (0.03)^2(15)=0.0106 \frac{m^3}{s}$$