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Electromagnetics
Waveguides
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Antennas
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Miscellaneous
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Transmission Lines
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Maxwell Equations
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Uniform Plane Waves
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1
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The intrinsic impedance of copper at high frequencies is
A
purely resistive.
B
purely inductive.
C
complex with a capacitive component.
D
complex with an inductive component.
2
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The polarization of a wave with electric field vector $$\overrightarrow E = {E_0}\,{e^{j\left( {\omega t - \beta z} \right)}}\left( {\overrightarrow {{a_x}} + \overrightarrow {{a_y}} } \right)$$ is
A
linear
B
elliptical
C
left hand circular
D
right hand circular
3
GATE ECE 1995
MCQ (Single Correct Answer)
+1
-0.3
The intrinsic impedance of a lossy dielectric medium is given by
A
$${{j\omega \mu } \over \sigma }$$
B
$${{j\omega \in } \over \mu }$$
C
$$\sqrt {{{j\omega \mu } \over {\sigma + j\omega \in }}} $$
D
$$\sqrt {{\mu \over \in }} $$
4
GATE ECE 1995
MCQ (Single Correct Answer)
+1
-0.3
Copper behaves as a
A
conductor always.
B
conductor or dielectric depending on the applied electric field strength.
C
conductor or dielectric depending on the frequency.
D
conductor or dielectric depending on the electric current density.
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Questions Asked from Marks 1
GATE ECE 2023 (1) GATE ECE 2022 (1) GATE ECE 2016 Set 3 (1) GATE ECE 2016 Set 2 (1) GATE ECE 2015 Set 2 (1) GATE ECE 2015 Set 1 (1) GATE ECE 2014 Set 1 (1) GATE ECE 2014 Set 2 (1) GATE ECE 2012 (2) GATE ECE 2007 (1) GATE ECE 2006 (1) GATE ECE 2005 (1) GATE ECE 2003 (1) GATE ECE 2001 (1) GATE ECE 2000 (1) GATE ECE 1998 (4) GATE ECE 1995 (2) GATE ECE 1994 (1)
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics