Prob. $8\mathrm{.}5\mathrm{.}29$ p$.$ IP$-111[$Ans: smooth pipe, $f=0\mathrm{.}012,12\mathrm{.}4f\frac{t}{s},155\mathrm{.}8hp].$

$8\mathrm{.}5\mathrm{.}29$ WP The pump shown in Fig. P$8\mathrm{.}5\mathrm{.}29$ delivers a head of $250ft$ to the water. Determine the power that the pump adds to the water. The difference in elevation of the two ponds is $200ft.$

FIGURE P$8\mathrm{.}5\mathrm{.}29$