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Question No. 13 ECE | GATE 2011

A transmission line of characteristic impedance 50Ω is terminated by a 50 Ω load. When excited by a sinusoidal voltage source at 10GHz, the phase difference between two points spaced 2mm apart on the line is found to be π/4 radians. The phase velocity of the wave along the line is

Answer : (C) 1.6 ×108 m / s

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