1
GATE ECE 2005
MCQ (Single Correct Answer)
+2
-0.6
Voltage standing wave pattern in a lossless transmission line with characteristic impedance 50 $$\Omega $$ and a resistive load is shown in Fig. GATE ECE 2005 Electromagnetics - Transmission Lines Question 20 English The reflection coefficient is given by
A
- 0.6
B
- 1
C
0.6
D
0
2
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-0.6
Consider a 300$$\Omega $$, quarter-wave long (at 1 GHz) transmission line as shown in Fig. It is connected to a 10V, 50$$\Omega $$ sources at one end and is left open circuited at the other end. The magnitude of the voltage at the open circuit end of the line is GATE ECE 2004 Electromagnetics - Transmission Lines Question 25 English
A
10 V
B
5 V
C
60 V
D
60/7 V
3
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-0.6
Consider an impedance Z = R + jX marked with point P in an impedance Smith chart as shown in Fig. The movement from point P along a constant resistance circle in the clockwise direction by an angle $${45^ \circ }$$ is equivalent to GATE ECE 2004 Electromagnetics - Transmission Lines Question 24 English
A
adding an inductance in series with Z
B
adding a capacitance in series with Z
C
adding an inductance in shunt across Z
D
adding a capacitance in shunt across Z
4
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-0.6
A lossless transmission line is terminated in a load which reflects a part of the incident power. The measured VSWR is 2. The percentage of the power that is reflected back is
A
57.73
B
33.33
C
0.11
D
11.11
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