Click on the link to open the attached file $($OT$2,$ network $2)$ of the section of a pipeline and then proceed to answer the question. Two piezometers are installed at points A and B on a $50$ mm copper pipe $($k $=0\mathrm{.}15$ mm$).$ If the pressure difference $(\backslash$Delta h$)$ is $1\mathrm{.}5$ m$,$ determine the discharge in the copper pipe. Select ONE.

Question $29$Select one:

A$.$

$6\mathrm{.}6$ l$/$s$.$

B$.$

$20$ l$/$s$.$

C$.$

$43\mathrm{.}9$ l$/$s$.$

D$.$

$10\mathrm{.}9$ l$/$s$.$

E$.$

$2\mathrm{.}8$ l$/$s$.$

F$.$

$13\mathrm{.}9$ l$/$s$.$