A Rectangular Reservoir Is 2 Km Wide by 10 Km

question 9

Essay

A rectangular reservoir is 2 km wide by 10 km long. It is 50 m deep and
drains through a 93% efficient hydroelectric facility with an average head of 100 m.
(a) Calculate the total electrical energy that would be produced by the water in the reservoir.
(b) What is the value of the electricity that is generated at rate of $0.10 per kWh.
(c) If the electricity is used by a city with a population of 100,000 with a per-capita power requirement of 1 kWhe, how long would the electricity last?

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