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1
GATE ECE 1993
MCQ (Single Correct Answer)
+2
-0.6
Consider a transmission line of characteristic impedance 50 ohm. Let it be terminated at one end by ( + j50) ohm. The VSWR produced by it in the transmission line will be
A
+ 1
B
0
C
$$\infty $$
D
+ j
2
GATE ECE 1992
MCQ (More than One Correct Answer)
+2
-0
A transmission line whose characteristic impedance is a pure resistance
A
must be a lossless line
B
must be a distortionless line
C
may not be a lossless line
D
may to be a distortionless line
3
GATE ECE 1991
MCQ (Single Correct Answer)
+2
-0.6
The input impedance of a short-circuited lossless transmission line guarter wave long is
A
purely reactive
B
purely resistive
C
infinite
D
dependent on the characteristic impedance of the line
4
GATE ECE 1989
MCQ (Single Correct Answer)
+2
-0.6
A 50 ohm lossless transmission line has a pure reactance of (j100) ohms as its load. The VSWR in the line is :
A
1/2
B
2
C
4
D
$$\infty $$
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Control Systems
Time Response Analysis Signal Flow Graph and Block Diagram State Space Analysis Basic of Control Systems Compensators Root Locus Diagram Stability Frequency Response Analysis
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Probability and Statistics Transform Theory Numerical Methods Calculus Differential Equations Linear Algebra Vector Calculus Complex Variable
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Oscillators Operational Amplifier 555 Timer Diodes FET and MOSFET Power Amplifier Frequency Response Bipolar Junction Transistor Feedback Amplifier
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Network Elements State Equations For Networks Network Graphs Miscellaneous Sinusoidal Steady State Response Network Theorems Two Port Networks Transient Response
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Waveguides Miscellaneous Antennas Transmission Lines Uniform Plane Waves Maxwell Equations
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Instruction Set and Programming with 8085 Pin Details of 8085 and Interfacing with 8085
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Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Fourier Transform Representation of Continuous Time Signal Fourier Series Transmission of Signal Through Continuous Time LTI Systems Miscellaneous Sampling Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Discrete Time Signal Z Transform Transmission of Signal Through Discrete Time Lti Systems
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Analog Communication Systems Noise In Digital Communication Random Signals and Noise Fundamentals of Information Theory Digital Communication Systems
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