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

question 21

Multiple Choice

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

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Definitions:

FOB Destination

A shipping term indicating that the seller is responsible for the goods and transportation costs until the buyer receives the items.

FOB Destination

A shipping term indicating the seller bears freight charges and retains ownership until goods are delivered to the buyer.

Freight Costs

Expenses associated with transporting goods from one place to another.

September

Refers to the ninth month of the year in the Gregorian calendar.