Joule

J

Unidade científica

The joule is the SI unit of energy, named after English physicist James Prescott Joule. It's the fundamental unit for all energy calculations in physics and engineering.

Conversor rápido

1 J = kJ

Controla o formato de exibição. Números muito pequenos ou muito grandes serão exibidos em notação científica (por exemplo, 1,5e-6).

Joule (J)

The joule is the SI unit of energy, named after English physicist James Prescott Joule. It’s the fundamental unit for all energy calculations in physics and engineering.

Characteristics

  • SI unit of energy
  • Base unit for energy conversions
  • 1 J = 1 N·m (newton-meter)
  • Very small unit: most practical uses involve kJ or MJ
  • Used in: physics, chemistry, engineering

Conversions

  • 1 J = 0.001 kJ
  • 1 J = 0.239006 calories
  • 1 J = 0.000239006 kcal
  • 1 J = 0.000000948 BTU
  • 1 J = 2.77778e-7 Wh
  • 1000 J = 1 kilojoule

Unidades relacionadas

Usado em regiões

Scientific International
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