Question: Radiation bas been detected from space that is characteristic of an ideal radiator at T = 2.728 K. (This radiation is a relic of the

Radiation bas been detected from space that is characteristic of an ideal radiator at T = 2.728 K. (This radiation is a relic of the Big Bang at the beginning of the universe.) For this temperature, at what wavelength does the Planck distribution peak? In what part of the electromagnetic spectrum is this wavelength?

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