Chapter 4.12, Problem 6CU

To determine

The heat transfer rate of the pump that is operated to raise the liquid to the elevation of 100 ft at control volume from the following.

(a) $1.04\text{Btu/s}$ from the liquid to the surroundings

(b) $2.02\text{Btu/s}$ from the liquid to the surroundings

(c) $3.98\text{Btu/s}$ from the surroundings to the liquid

(d) $4.96\text{Btu/s}$ from the surroundings to the liquid