Question

Note: this is very similar to the last question with exception to it being electricity usage and not oil

Oil costs $1.24 per gallon and is rated at 130,000 Btu per gallon. The boiler efficiency is assumed to be 75 percent. The steam required is 20 pounds per hour per ton of refrigeration produced, and the heat required to evaporate water is 950 Btu per pound. Assume the electrical requirements to be 0.03 kW per ton and the cost to be $0.06 per kWh. What is the operating cost in dollars per ton per hour due to electricity usage?

D) $0.0018

C) $0.1812

B) $0.2434

A) $0.4216

Answer 1

ANSWER :