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Discussion :: Electromagnetic Field Thoery

  1. Consider a 300 Ω, quarter wave long at 1 GHz transmission line as shown in figure. It is connected to a 10 V, 50 Ω source at one end is left open circuited at the other end. The magnitude of the voltage at the open circuit end of the line is

    2. A.
    10 V
    B.
    5 V
    C.
    60 V
    D.
    60/7 volt

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    Answer : Option A

    Explanation :

    γ = a + jβ a = 0 γ = jβ

    Propagating wave

    v = VI e-rz + VR erz

    No change in the voltage at the open end it will same,

    vr = 10 volt.

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