Definition:British Thermal Unit/Conversion Factors
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British Thermal Unit: Conversion Factors
| \(\ds \) | \(\) | \(\ds 1\) | British thermal unit | |||||||||||
| \(\ds \) | \(\approx\) | \(\ds 1055 \cdotp 06\) | joules | |||||||||||
| \(\ds \) | \(\approx\) | \(\ds 252\) | international calories | |||||||||||
| \(\ds \) | \(\approx\) | \(\ds 778 \cdotp 2\) | foot-pounds |
Sources
- 1964: Milton Abramowitz and Irene A. Stegun: Handbook of Mathematical Functions ... (previous) ... (next): $2$. Physical Constants and Conversion Factors: Table $2.5$ Factors for Converting Customary U.S. Units to SI Units
- 1969: J.C. Anderson, D.M. Hum, B.G. Neal and J.H. Whitelaw: Data and Formulae for Engineering Students (2nd ed.) ... (previous) ... (next): $2.$ Unit Conversion Factors
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): British thermal unit
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): British thermal unit