Physics, 17.01.2022 17:50 jetblackcap
an electromagnetic wave travels in a straight line through a vacuum. The wave has a frequency of 6.0THz. What is the number of wavelengths in a distance of 1.0m along the wave?
Answers: 2
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an electromagnetic wave travels in a straight line through a vacuum. The wave has a frequency of 6.0...
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