a small dam stores water at a height of 3 meters and has a volumetric flow rate of 3 cubic meters per second. if the efficiency is 50%, what is the power output in watts? assume 9.81 for the coefficient of gravity and 1000 kg per cubic meter as the density of water. group of answer choices 44,145 watts 33,540 watts 10,441 watts 40,541 watts