The nobel prize was given to penzias and wilson in 1978 for, Ask an Expert

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The Nobel Prize was given to Penzias and Wilson in 1978 for their observation of the Cosmic Background Radiation, the residual radiation from the Big Bang that permeates the universe. This radiation is found at a frequency of 160.2 GHz (1GHz = 1 × 10⁹ Hz). If the universe is approximated as an ideal blackbody, calculate the temperature of this residual radiation.

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