Physics, 12.08.2020 06:01 lanaiheart7

g Intelligent beings in a distant galaxy send a signal to earth in the form of an electromagnetic wave. The frequency of the signal observed on earth is 2.2% greater than the frequency emitted by the source in the distant galaxy. What is the speed vrel of the galaxy relative to the earth

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g Intelligent beings in a distant galaxy send a signal to earth in the form of an electromagnetic wa...