# When a wave propagates on a transmission line, it suffers reflection several times at?

When a wave propagates on a transmission line, it suffers reflection several times at sending and other end.

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Answer : When a transmission line is energized, the wave that propagates on it is current wave and voltage wave.

Description : A 50Ω transmission line is terminated in an impedance of 20-j50. What will be the reflection coefficient? A) 0.69 B) 1.69 C) 6.9 D) 16.9

Answer : A 50Ω transmission line is terminated in an impedance of 20-j50. What will be the reflection coefficient? A) 0.69 B) 1.69 C) 6.9 D) 16.9

Description : lf a travelling-wave travelling along a loss-less overhead line does not result in any reflection after it has reached the far end, then the far end of the line is

Answer : lf a travelling-wave travelling along a loss-less overhead line does not result in any reflection after it has reached the far end, then the far end of the line is terminated into a resistance equal to surge impedance of the line

Description : Obtain the relationship between the reflection and the transmission coefficients in terms of the intrinsic impedance of the respective mediums when a plane wave propagating normal to the reflection surface  between medium 1 and medium 2 reflects on the inter surface

Answer : Reactance relay is preferred for phase fault on short transmission line.