Convert 20 Petawatt-hour to Gigajoule (PWh to GJ)
Petawatt-hour (PWh) and Gigajoule (GJ) are both units of length. With the conversion form below, you can effortlessly and accurately convert petawatt-hour to gigajoule. This free online calculator tool makes it simple and easy to perform the conversion from PWh to GJ.

Petawatt-hour (PWh) and Gigajoule (GJ) are both units of length. With the conversion form above, you can effortlessly and accurately convert petawatt-hour to gigajoule. This free online calculator tool makes it simple and easy to perform the conversion from PWh to GJ.
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What is Petawatt-hour to Gigajoule Conversion?
Petawatt-hour (PWh) and gigajoule (GJ) are both units used to measure energy, but they serve different purposes depending on the scale of the measurement. If you ever need to convert petawatt-hour to gigajoule, knowing the exact conversion formula is essential.
PWh to gj Conversion Formula:
One Petawatt-hour is equal to 7.2e+10 Gigajoule.
Formula: 1 PWh = 7.2e+10 GJ
By using this conversion factor, you can easily convert any energy from petawatt-hour to gigajoule with precision.
How to Convert PWh to GJ?
Converting from PWh to GJ is a straightforward process. Follow these steps to ensure accurate conversions from petawatt-hour to gigajoule:
- Select the Petawatt-hour Value: Start by determining the petawatt-hour (PWh) value you want to convert into gigajoule (GJ). This is your starting point.
- Multiply by the Conversion Factor: To convert petawatt-hour to gigajoule, multiply the selected PWh value by 7.2e+10. This factor is essential for accurately converting from a larger unit (PWh) to a much smaller unit (GJ).
- Illustration of Multiplication:
- 1 PWh = 7.2e+10 GJ
- 10 PWh = GJ
- 100 PWh = GJ
- Find the Conversion Result: The result of this multiplication is your converted value in gigajoule unit. This represents the same energy but in a different unit.
- Save Your Gigajoule Value: After converting, remember to save the result. This value represents the energy you initially measured, now expressed in gigajoules.
- Alternative Method – Division: If you prefer not to multiply, you can achieve the same conversion by dividing the petawatt-hour value by 0.277777777778. This alternative method also gives you the correct energy in gigajoules.
- Illustration of Division:
- GJ = pwh ÷ 0.277777777778