$18$

Multiple Choice

$1$ point

The figure below shows a control volume and system for the questions below.

$W_{\text{n}\text{o}\text{r}\text{m}\text{a}\text{l}\text{s}\text{t}\text{r}\text{e}\text{s}\text{s}}^{}={\displaystyle \underset{cs}{\overset{\phantom{}}{}}}-pV*hat(n)dA=0$ at$/$on $q,$

the inlet, outlet, and wetted surface

the wetted surface

the inlet and outlet