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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
1 J =
Energy
  Symbol Unit Name
1.63399×10-10  bboe  barrel oil equivalent 
9.47817×10-4  Btu (IT)  British thermal unit (IT) 
9.47086×10-4  Btu (mean)  British thermal unit (mean) 
9.48452×10-4  Btu (therm.)  British thermal unit (thermochemical) 
2.39234×10-4  Cal, kcal  Calorie (diet kilocalorie) 
0.238662  calmean  calorie (mean) 
0.239006  cal (therm.)  calorie (thermochemical) 
6.24151×1018  eV  electronvolt 
10×106  erg  erg 
0.737562  ft-lbf  foot-pound force 
23.7304  ft-pdl  foot-poundal 
3.72506×10-7  Hp-h  horsepower (550ft-lbf/s)-hour 
2.3892×10-4  kcal15  kilocalorie (15°C) 
2.3784×10-4  kcal4  kilocalorie (4°C) 
1×10-3  kJ  kilojoule 
2.39234×10-13  kt (TNT)  kiloton TNT equivalent 
2.77778×10-7  kWh  kilowatt-hour 
6.24151×1012  MeV  megaelectronvolt 
1×10-6  MJ  megajoule 
2.39234×10-16  Mt (TNT)  megaton TNT equivalent 
3.41413×10-11  tce  tce (tonne coal equivalent) 
9.48043×10-9    therm (US) 
2.39234×10-10  ton (TNT)  ton TNT equivalent 
2.77778×10-4  Wh  watt hour 
more...
Glossary