joule to watt-hour
Live joule (J) to watt-hour (Wh) converter. Plus a 10-value reference table and FAQs.
換算表
jouleからwatt-hourまでの 10 個のサンプル値。任意の値には上の換算器をお使いください。
| joule (J) | → | watt-hour (Wh) |
|---|---|---|
| 0.001 J | → | 2.7778e-7 Wh |
| 0.01 J | → | 2.7778e-6 Wh |
| 0.1 J | → | 2.7778e-5 Wh |
| 0.5 J | → | 0.000139 Wh |
| 1 J | → | 0.000278 Wh |
| 2 J | → | 0.000556 Wh |
| 5 J | → | 0.001389 Wh |
| 10 J | → | 0.002778 Wh |
| 100 J | → | 0.027778 Wh |
| 1,000 J | → | 0.277778 Wh |
jouleについて
SI unit of energy. 1 N·m.
watt-hourについて
1 W sustained for 1 hour (3600 J).
How joule to watt-hour conversion works
Both units belong to Energy. Unitbox first expresses the input in the category reference unit (J), then expresses that same quantity in watt-hour.
The right unit depends on the convention used by your industry, country, instrument, or source document.
Unit definitions and conversion factors are maintained in the Unitbox methodology. Last reviewed with the current conversion dataset.
よくある質問
Frequently Asked Questions
How do I convert joule to watt-hour?
Multiply the joule value by 0.000278 to get it in watt-hour. For example, 10 J = 0.0028 Wh.
What is 1 J in Wh?
1 J = 0.000278 Wh.
What is 100 J in Wh?
100 J = 0.0278 Wh.
What is the formula?
Linear: multiply by 0.000278 (the unit factor ratio).
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