The interior contents and materials of a small building weigh 25 tons, and together they have an

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The interior contents and materials of a small building weigh 25 tons, and together they have an average specific heat of 0.25 Btu/(lbm ∙ °F). Neglecting any inefficiency in the furnace, what amount of natural gas must be burned to raise the building’s temperature from freezing to 70°F?

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An Introduction To Mechanical Engineering

ISBN: 9781111576820

3rd Edition

Authors: Jonathan Wickert, Kemper Lewis

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