18. Waves & Sound
Intro to Waves
3:27 minutes
Problem 15.4
Textbook Question
Textbook Question(I) AM radio signals have frequencies between 550 kHz and 1600 kHz (kilohertz) and travel with a speed of 3.0 x 10⁸ m/s. What are the wavelengths of these signals? On FM the frequencies range from 88 MHz to 108 MHz (megahertz) and travel at the same speed. What are their wavelengths?
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