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Conversion Factors for Acceptable Units
Back to
Conversions List
Energy, Work, Quantity of Heat
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To convert Column 1 into
Column 2 multiply by
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Column 1
Acceptable Unit
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Column 2
S1 Unit
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To convert
Column 2 into
Column 1
multiply by
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1.05 x 103
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British thermal unit, Btu
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joule, J
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9.52 x 10-4
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4.19
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calorie, cal
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joule, J
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0.239
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4.19 x 104
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calorie per square
centimeter (langley),
cal/sq
cm
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joule per square meter, J/sq m
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2.387 x 10-5
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698
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calorie per square
centimeter per minute,
cal/sq cm/min
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watt per square meter, W/sq m
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1.43 x 10-3
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1.36
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foot-pound, ft-lb
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joule, J
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0.735
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