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Electromagnetic Theory
Electromagnetic Theory Assessment
Quiz 1
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Q.1
The Smith chart is a polar chart which plots
a) R vs Z
b) R vs Znorm
c) T vs Z
d) T vs Znorm
Q.2
The Smith chart is graphical technique used in the scenario of transmission lines. State true/false.
a) True
b) False
Q.3
The Smith chart consists of the
a) Constant R and variable X circles
b) Variable R and constant X circles
c) Constant R and constant X circles
d) Variable R and variable X circles
Q.4
The circles in the Smith chart pass through which point?
a) (0,1)
b) (0,-1)
c) (-1,0)
d) (1,0)
Q.5
Moving towards the clockwise direction in the Smith chart implies moving
a) Towards generator
b) Towards load
c) Towards stub
d) Towards waveguide
Q.6
The centre of the point having a normalised resistance of 1.2 ohm and reactance of 1.5 ohm is
a) (0.54,0)
b) (0.45,0)
c) (0.36,0)
d) (0.78,0)
Q.7
The normalised load impedance of the transmission lineohm with a load ofohm is
a) 30
b) 150
c) 5/3
d) 3/5
Q.8
The radius of the point having a normalised resistance of 1 ohm is
a) 1
b) 0.2
c) 0.5
d) 0.25
Q.9
The best stub selection for the transmission line will be
a) Series open
b) Series short
c) Shunt open
d) Shunt short
Q.10
The centre and radius of a line with normalised load impedance of 1 + 0.is
a) (1,2) and 2
b) (2,1) and 2
c) (1,2) and 1
d) (2,1) and 1
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