When duct propagation exists – McqOptions

MCQOPTIONS

1.	When duct propagation exists
A.	the line of sight and diffraction. Zone concepts are payable
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
Answer» C. line of sight concept is applicable but diffraction zone concept is applicable

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