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GATE EC 2022: Quiz 6 EMFT
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Question 1
The input impedance of lossless λ/8 transmission line with other end short circuited is given by ______. (Assume characteristic impedance Zo = 50Ω)
Question 2
A 100 Ω transmission line is terminated by a load of 150 Ω + j100Ω. If the line is excited by a 100 MHz source, then the ratio of voltage minimum to voltage maximum on the line is given by
Question 3
Design a lossless impedance matching network shown in Fig. P22 to transform ZL = 10 + j10Ω to Zin = 50Ω. Find the values of L, C and quality factor (Q) of the circuit at f = 1GHz.
Question 4
A short-circuited stub is connected to a transmission line as shown in the figure. If 
the voltage standing wave ratio to the left of the junction of stub and line is
the voltage standing wave ratio to the left of the junction of stub and line is Question 5
Consider a lossless transmissions line which is connected as shown in the figure
The average power dissipated in 25
load is__________ Watts.
The average power dissipated in 25
load is__________ Watts. Question 6
The paralle branches of a 2-wire transmission line are terminated in 100 Ω and 200 Ω resistors as shoen in the figure. The Characteristic Impedance of the line is Z0 = 50 Ω and each section has a length of 
. The voltage reflection coefficient Г at the input is:
. The voltage reflection coefficient Г at the input is: - 152 attempts
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Jun 17ESE & GATE EC
