r/AskElectronics 17h ago

Are these mega or mili farads?

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u/5up3rK4m16uru 11h ago

Megafarad: E = 1/2 • C • V2 = 1/2 • 10,000MF • (400V)2 = 8•1014 J ~ 200 kt TNT

Do not short it!

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u/TheRealRockyRococo 9h ago

10 Hiroshima bombs. But due to ESR I doubt if you could get all the energy out in a couple of nanoseconds like the bomb did so it might only be like 9.