1
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
Bundled conductors are mainly used in high voltage overhead transmission lines to
A
Reduce transmission line losses
B
Increase mechanical strength of the line
C
Reduce corona
D
Reduce sag
2
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
Consider a long, two-wire line composed of solid round conductors. The radius of both conductors is $$0.25$$ cm and the distance between their centers is $$1$$m. If this distance is doubled, then the inductance per unit length.
A
Doubles
B
Halves
C
Increases but does not double
D
Decreases but does not halve
3
GATE EE 2002
MCQ (Single Correct Answer)
+1
-0.3
A long wire composed of a smooth round conductor runs above and parallel to the ground (assumed to be a large conducting plane). A high voltage exists between the conductor and the ground. The maximum electric stress occurs at
A
The upper surface of the conductor
B
The lower surface of the conductor
C
The ground surface
D
Midway between the conductor and ground
4
GATE EE 2001
MCQ (Single Correct Answer)
+1
-0.3
A lossless radial transmission line with surge impedance loading
A
Takes negative VAR at sending end and zero VAR at receiving end.
B
Takes positive VAR at sending end and zero VAR at receiving end.
C
Has flat voltage profile and unity power factor at all points along it.
D
Has sending end voltage higher than receiving end voltage and unity power factor at sending end.
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