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When duct propagation exists
  • a)
    the line of sight and diffraction zone concepts are applicable
  • b)
    the line of sight and diffraction zone concepts are not applicable
  • c)
    line of sight concept is applicable but diffraction zone concept is applicable
  • d)
    diffraction zone concept is not applicable but line of sight concept is not applicable
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
When duct propagation existsa)the line of sight and diffraction zone c...
Duct propagation in communications is opposite to free space propagation i.e. through guided medium like transmission line, waveguides et.al. In duct propagation line of sight  and diffraction zones like edges of building walls etc are not applicable
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When duct propagation existsa)the line of sight and diffraction zone concepts are applicableb)the line of sight and diffraction zone concepts are not applicablec)line of sight concept is applicable but diffraction zone concept is applicabled)diffraction zone concept is not applicable but line of sight concept is not applicableCorrect answer is option 'B'. Can you explain this answer?
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