For a Furnace to Provide 50,000 Btu/hr of Thermal Energy

question 5

Multiple Choice

For a furnace to provide 50,000 Btu/hr of thermal energy to a living space, what should the rate of heat supplied by the fuel if the furnace efficiency is 75%?

• A) 25,000
• B) 37,000
• C) 50,000
• D) 67,000
• E) 125,000 Btu/hr

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