14 lines
433 B
Python
14 lines
433 B
Python
import SI, energy, mass
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#
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# Definitions of common energy units
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# Data taken from Appendix F of Halliday, Resnick, Walker, "Fundamentals of Physics",
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# fourth edition, John Willey and Sons, 1993
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units = ['J__kg', 'kJ__kg', 'Btu__lbm', 'cal__g', 'kcal__g', 'kcal__kg']
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J__kg = SI.joule/SI.kilogram
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kJ__kg = 1000.0*J__kg
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Btu__lbm = energy.Btu/mass.pound
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cal__g = energy.calorie/mass.gram
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kcal__g = 1000.0*cal__g
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kcal__kg = cal__g
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