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UNIT CONVERSION PRINCIPLE You can always multiply any quantity by 1.0!

UNIT CONVERSION PRINCIPLE You can always multiply any quantity by 1.0! Data from inside cover and Appendix A. 1 BTU = 1055 J 1kJ = 1000 J cal = 4.186 J 778.16 ft-lbf = 1055 J How many kJ are in a BTU? Btu * (1055J/Btu) * (1kJ/1000J) = 1.055 kJ

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UNIT CONVERSION PRINCIPLE You can always multiply any quantity by 1.0!

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  1. UNIT CONVERSION PRINCIPLE • You can always multiply any quantity by 1.0! • Data from inside cover and Appendix A. • 1 BTU = 1055 J 1kJ = 1000 J cal= 4.186 J 778.16 ft-lbf = 1055 J • How many kJ are in a BTU? Btu * (1055J/Btu) * (1kJ/1000J) = 1.055 kJ • How many ft-lbf are in a calorie? • cal * (4.186 J/cal) * (778.16 ft-lbf/1055 J) = 3.09 ft-lbf

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