$8.$ Table $6\mathrm{.}2$ in the Etext book shows the typical volume flow rate for centrifugal fire$-$fighting pumps is in the range of $1800$ L$/$min to $9500$ L$/$min$.$ Specify the smallest suitable size of Schedule $40$ steel pipe for each flow rate that will maintain the maximum velocity of $2\mathrm{.}0$ m$/$s$.$

answers:

$6$ SCH $401\mathrm{.}864102$ m$2$

$14$ SCH $408\mathrm{.}729102$ m$2$