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joule Unit Converter
Background:
joule [J]
The SI-derived unit for energy, work, and heat, named after British physicist James Prescott Joule. 1 joule = 1 newton-meter = 1 watt-second. Widely used in physics, engineering, and nutrition (e.g., food energy is often labeled in kilojoules, kJ). Universally adopted and part of China’s statutory measurement system.
watt-hour [Wh]
The SI-derived unit for energy, work, and heat, named after British physicist James Prescott Joule. 1 joule = 1 newton-meter = 1 watt-second. Widely used in physics, engineering, and nutrition (e.g., food energy is often labeled in kilojoules, kJ). Universally adopted and part of China’s statutory measurement system.
Convert joule [J] to watt-hour [Wh]
| joule [J] | watt-hour [Wh] |
|---|---|
| 1 J | 0.0002777777777777778 Wh |
| 2 J | 0.0005555555555555556 Wh |
| 3 J | 0.0008333333333333334 Wh |
| 4 J | 0.0011111111111111111 Wh |
| 5 J | 0.001388888888888889 Wh |
| 10 J | 0.002777777777777778 Wh |
| 20 J | 0.005555555555555556 Wh |
| 30 J | 0.008333333333333333 Wh |
| joule [J] | watt-hour [Wh] |
|---|---|
| 40 J | 0.011111111111111112 Wh |
| 50 J | 0.013888888888888888 Wh |
| 100 J | 0.027777777777777776 Wh |
| 200 J | 0.05555555555555555 Wh |
| 300 J | 0.08333333333333333 Wh |
| 400 J | 0.1111111111111111 Wh |
| 500 J | 0.1388888888888889 Wh |
| 1000 J | 0.2777777777777778 Wh |
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