How many megawatt hour in 1 gigajoule? The answer is 0.27777777777778. We assume you are converting between megawatt hour and gigajoule. You can view more details on each measurement unit: megawatt hour or gigajoule The SI derived unit for energy is the joule. 1 joule is equal to 2.7777777777778E-10 megawatt hour, or 1.0E-9 gigajoule. Note that rounding errors may occur, so always check the results. Use this page to learn how to convert between megawatt hours and gigajoules. Type in your own numbers in the form to convert the units!
1 megawatt hour to gigajoule = 3.6 gigajoule
5 megawatt hour to gigajoule = 18 gigajoule
10 megawatt hour to gigajoule = 36 gigajoule
15 megawatt hour to gigajoule = 54 gigajoule
20 megawatt hour to gigajoule = 72 gigajoule
25 megawatt hour to gigajoule = 90 gigajoule
30 megawatt hour to gigajoule = 108 gigajoule
40 megawatt hour to gigajoule = 144 gigajoule
50 megawatt hour to gigajoule = 180 gigajoule
You can do the reverse unit conversion from gigajoule to megawatt hour, or enter any two units below:
The SI prefix "giga" represents a factor of 109, or in exponential notation, 1E9.
So 1 gigajoule = 109 joules.
The definition of a joule is as follows:
The joule (symbol J, also called newton meter, watt second, or coulomb volt) is the SI unit of energy and work. The unit is pronounced to rhyme with "tool", and is named in honor of the physicist James Prescott Joule (1818-1889).
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