Diameter $=90$mm $,$ Actual power $3\mathrm{.}95$kw If the same pump was later used to pump water from the lower

reservoir to the upper reservoir, what flow rate of liquid could be

achieved? $($N$.$B$.$ This may require an iterative solution$).$

$`$ State any assumptions made.

Data:

Water density, $\backslash$rho $=1000$ kgm$-3$

Water viscosity, $\backslash$mu $=0\mathrm{.}001$ Pas