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The design heating load of a new house in Cleveland, Ohio, is calculated to be 65,000...

The design heating load of a new house in Cleveland, Ohio, is calculated to be 65,000 Btu/h for an indoor temperature of 72°F. If the house is to be heated by a natural gas furnace that is 90 percent efficient, predict the annual natural gas consumption of this house, in therms. Assume the entire house is maintained at indoor design conditions at all times.

engineering   Civil-Engineering   
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Natural goa erenly content = 22446 Bt-/lb or ome yeaemengy mee ん 0.9 aura ge 22чч6 12785 k

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