Comment on What's the Longest Possible Wavelength?Comments−jojobas5yPick up a magnet and slowly wag it around. There, you've emitted some low frequency photons.As DC is essentially 0-frequency AC, there's no lower bound to the electromagnetic spectrum.
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Pick up a magnet and slowly wag it around. There, you've emitted some low frequency photons.
As DC is essentially 0-frequency AC, there's no lower bound to the electromagnetic spectrum.