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Electromagnetic TheoryEM Wave Fundamentals

A free-space electromagnetic wave has frequency 100 MHz. Its wavelength is approximately?

  • A0.3 m
  • B3 m
  • C30 m
  • D300 m
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Correct Answer: B. 3 m
Explanation: λ=c/f=(3×10^8)/(100×10^6)=3 m.
Reference: Standard electromagnetic theory: em wave fundamentals
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