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Radio Waves Travel at the Speed of Light, 300,000 Km/s

Question 56

Multiple Choice

Radio waves travel at the speed of light, 300,000 km/s. The wavelength of a radio wave received at 100 megahertz is

A) 300 m.
B) 3.0 m.
C) 30 m.
D) 0.3 m.
E) none of these

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