lem $2($L$03)/(15$ points$)$:

If the physical characteristics of the system are given as below, what will be difference between the reservoir levels? Draw the Energy grade line and hydraulic grade line.

$Q=0\mathrm{.}4\frac{m^3}{s},f=0\mathrm{.}02,L=1000m,D=0\mathrm{.}3m,k_{\text{i}\text{n}\text{l}\text{e}\text{t}}=0\mathrm{.}5,k_{\text{o}\text{u}\text{t}\text{l}\text{e}\text{t}}=1$