The Gigajoule is a many in the joule, and that is the SI derived device for Electricity. In the metric method, "giga" would be the prefix for billions, or 109. Gigajoules is often abbreviated as GJ Enter the energy in gigajoules beneath to obtain the worth converted to kilowatt-hours. Gigajoule https://rto.zpia.in/gujarat/surendranagar-gj13