1
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The depth of penetration of a wave in a lossy dielectric increases with increasing
A
conductivity
B
permeability
C
wavelength
D
permittivity
2
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
The wavelength of a wave with propagation constant $$\left( {0.1\,\pi + j\,0.2\pi } \right){m^{ - 1}}$$ is
A
$${2 \over {\sqrt {0.05} }}\,m$$
B
$$10\,m$$
C
$$20\,m$$
D
$$30\,m$$
3
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
4
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
$$\sqrt {{\mu \over \in }} $$
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