1.What is the frequency of an electromagnetic with a wavelength of
A. 2×10-3 m?
B. 3×10-7m?
2.What is the wavelength of the wave with a frequency of
A. 3×109Hz?
B. 4×1014Hz?
A. 2×10-3 m?
B. 3×10-7m?
2.What is the wavelength of the wave with a frequency of
A. 3×109Hz?
B. 4×1014Hz?
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Answer:
1. b. 2.a
Explanation:
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