A pump having the characteristics described in the previous problem is to be built that will deliver water at a rate of 0.2 m 3 /s when operating at best efficiency and a rotational speed of 1400 rpm....

A pump having the characteristics described in the previous problem is to be built that will deliver water at a rate of 0.2 m³/s when operating at best efficiency and a rotational speed of 1400 rpm. Estimate (a) the impeller diameter and (b) the maximum pressure rise.