1
GATE ECE 1996
+1
-0.3
A lossless transmission line having 50 $$\Omega$$ characteristic impedance and lenght $$\lambda /4$$ is short ciruited at one end and connected to an ideal voltage sourec of 1 V at the other end. The current drawn from the voltage source is
A
0
B
0.02 A
C
$$\infty$$
D
none of the above
2
GATE ECE 1996
+1
-0.3
The capacitance per unit length and the characteristic impedance of a lossless transmission line are C and $$Z_0$$ respectively. The velocity of a traveling wave on the transmission line is
A
$${Z_0}C$$
B
$${1 \over {{Z_0}C}}$$
C
$${{{Z_0}} \over C}$$
D
$${C \over {{Z_0}}}$$
3
GATE ECE 1994
Fill in the Blanks
+1
-0
A load impedance (200 + j0) $$\Omega$$ is to be matched to a 50$$\Omega$$ lossless transmission line by using a quarter wave line transformer (QWT). The characteristic impedance of the QWT required is
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
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