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Exam Questions Papers

Q1:

A lossless transmission line with air dielectric is 6 m long. What is the line length at 30 MHz?

A 1 wavelength long

B 0.5 wavelength long

C 0.6 wavelength long

D 0.25 wavelength long

ANS:C - 0.6 wavelength long

V = 3 x 108 m/s for lossless line ∴ ∴ Line length = = 0.6 wave length long.



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