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

    2. A.
    1 wavelength long
    B.
    0.5 wavelength long
    C.
    0.6 wavelength long
    D.
    0.25 wavelength long

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    Answer : Option C

    Explanation :

    V = 3 x 108 m/s for lossless line

    ∴

    ∴ Line length = = 0.6 wave length long.

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