Units Currencies
Constants
Units Home
Unit Conversion
List Units
List Categories
Currencies
Convert Units
SI System
Base Units
Derived Units
Prefixes
Numbers
Constants
Base-N
Fractions
Time / Decimal
Resources
Bibliography
Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

more free publications

Materials

Design

Processes

Units

Formulas

Math
 
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  
51.1 J =
Energy
  Symbol Unit Name
1.17209×1019  Eh  a.u. of energy 
8.34967×10-9  bboe  barrel oil equivalent 
8.34967×10-9  bboe  bboe (barrel oil equivalent) 
3.18941×1011  BeV  BeV (billion eV) 
4.84333×10-2  Btu (ISO)  British thermal unit (ISO) 
4.84335×10-2  Btu (IT)  British thermal unit (IT) 
4.83961×10-2  Btu (mean)  British thermal unit (mean) 
4.84659×10-2  Btu (therm.)  British thermal unit (thermochemical) 
12.2103  cal15  calorie (15°C) 
12.1536  cal4  calorie (4°C) 
1.22249×10-2  Cal, kcal  Calorie (diet kilocalorie) 
12.2052  cal (IT)  calorie (IT) (International Steam Table) 
12.1956  calmean  calorie (mean) 
12.2132  cal (therm.)  calorie (thermochemical) 
2.69063×10-2  Chu  Celsius-heat unit 
51.1  C-V  coulomb volt 
504.318  cm3-atm  cubic centimeter-atm 
1.78098×10-2  ft3-atm  cubic foot atm 
3.18941×1020  eV  electronvolt 
5.11×108  erg  erg 
37.6894  ft-lbf  foot-pound force 
1212.62  ft-pdl  foot-poundal 
3.18941×1011  GeV  gigaelectronvolt 
12.2052  gram-cal  gram calorie 
1.17209×1019  Eh  hartree 
1.90351×10-5  Hp-h  horsepower (550ft-lbf/s)-hour 
452.273  in-lbf  inch pound force 
1.22088×10-2  kcal15  kilocalorie (15°C) 
1.21536×10-2  kcal4  kilocalorie (4°C) 
3.18941×1017  keV  kiloelectronvolt 
5.11×10-2  kJ  kilojoule 
1.22249×10-11  kt (TNT)  kiloton TNT equivalent 
1.41944×10-5  kWh  kilowatt-hour 
3.18941×1014  MeV  megaelectronvolt 
5.11×10-5  MJ  megajoule 
1.22249×10-14  Mt (TNT)  megaton TNT equivalent 
51.1  N-m  newton meter 
4.8436×10-20    Q unit 
4.84335×10-17  quad  quad 
4.84335×10-17  quad  quadrillion 
2.34417×1019  Ry  rydberg 
1.74462×10-9  tce  tce (tonne coal equivalent) 
4.84335×10-7    therm (EEG) 
4.8445×10-7    therm (US) 
1.22088×10-5  th15 °C  thermie (15°C) 
1.22044×10-9  toe  toe (tonne oil equivalent) 
1.22249×10-8  ton (TNT)  ton TNT equivalent 
1.74462×10-9  tce  tonne coal equivalent 
1.22044×10-9  toe  tonne oil equivalent 
1.41944×10-2  Wh  watt hour 
Moment, Torque
  Symbol Unit Name
5.11×108  dyn-cm  dyne-centimeter 
5.21075×105  gf-cm  gram force-centimeter 
5.21075  kgf-m  kilogram force-meter 
5110  N-cm  newton-centimeter 
51.1  N-m  newton-meter 
7236.37  ozf-in  ounce force-inch 
37.6894  lbf-ft  pound force-foot 
452.273  lbf-in  pound force-inch 
1212.62  pdl-ft  poundal-foot 
Glossary
FREE Publications
Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

Negotiate Your Salary

Learn the best principles to negotiate the salary you deserve!

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.

Injection Molding Design Guide

Guide for high quality and cost-effective plastic injection molding.

more publications