An engineer wants to use a river (minimum temperature of 4°C) to cool his electrical plant, which heats water with a boiler operating at 220°C. If he wishes to produce 185 kW of power using this plant, what is the minimum power he must supply to his boiler if it is maximally efficient?
A) 233 kW
B) 187 kW
C) 332 kW
D) 422 kW

Question

Quizplus · Accepted Answer

The Answer of An engineer wants to use a river (minimum temperature of 4°C) to cool his electrical plant, which heats water with a boiler operating at 220°C. If he wishes to produce 185 kW of power using this plant, what is the minimum power he must supply to his boiler if it is maximally efficient?
A) 233 kW
B) 187 kW
C) 332 kW
D) 422 kW

An Engineer Wants to Use a River (Minimum Temperature of 4°C)