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joule
Symbol:  J 
Category:  Energy 
SI Equivalent:  1 J
Dimension ML2T-2 
System:  SI 
 
Notes
Named after the English physicist James Prescott Joule (1818-1889), the joule is the basic unit of work or energy in the SI system. It is equal to the work done by a force of 1 newton with the point of application displaced by 1 meter in the direction of the force.
Convert     J  
59 conversions, showing those commonly used | Show all
19.0 J =
Energy
  Symbol Unit Name
3.10458×10-9  bboe  barrel oil equivalent 
1.80085×10-2  Btu (IT)  British thermal unit (IT) 
1.79946×10-2  Btu (mean)  British thermal unit (mean) 
1.80206×10-2  Btu (therm.)  British thermal unit (thermochemical) 
4.54545×10-3  Cal, kcal  Calorie (diet kilocalorie) 
4.53458  calmean  calorie (mean) 
4.54111  cal (therm.)  calorie (thermochemical) 
1.18589×1020  eV  electronvolt 
1.9×108  erg  erg 
14.0137  ft-lbf  foot-pound force 
450.877  ft-pdl  foot-poundal 
7.07762×10-6  Hp-h  horsepower (550ft-lbf/s)-hour 
4.53948×10-3  kcal15  kilocalorie (15°C) 
4.51897×10-3  kcal4  kilocalorie (4°C) 
1.9×10-2  kJ  kilojoule 
4.54545×10-12  kt (TNT)  kiloton TNT equivalent 
5.27778×10-6  kWh  kilowatt-hour 
1.18589×1014  MeV  megaelectronvolt 
1.9×10-5  MJ  megajoule 
4.54545×10-15  Mt (TNT)  megaton TNT equivalent 
6.48686×10-10  tce  tce (tonne coal equivalent) 
1.80128×10-7    therm (US) 
4.54545×10-9  ton (TNT)  ton TNT equivalent 
5.27778×10-3  Wh  watt hour 
more...
Glossary