1
GATE EE 1995
MCQ (Single Correct Answer)
+1
-0.3
The insulation level of a $$400$$ kV, EHV overhead transmission line is decided on the basis of
A
lightning over voltage
B
switching over voltage
C
corona inception voltage
D
radio and TV interference
2
GATE EE 1995
MCQ (Single Correct Answer)
+1
-0.3
The insulation resistance of a cable of length $$10$$ km is $$1$$ $$M\Omega $$. For a length of $$100$$ km of the same cable, the insulation resistance will be
A
$$1$$ $$M\Omega $$
B
$$10$$ $$M\Omega $$
C
$$0.1$$ $$M\Omega $$
D
$$0.01$$ $$M\Omega $$
3
GATE EE 1995
MCQ (Single Correct Answer)
+1
-0.3
The surge impedance of a $$400$$ km long overhead transmission line is $$400$$ $$\Omega $$. For a $$200$$ km length of the same line, the surge impedance will be
A
$$200$$$$\Omega $$
B
$$800$$ $$\Omega $$
C
$$400$$ $$\Omega $$
D
$$100$$ $$\Omega $$
4
GATE EE 1994
MCQ (Single Correct Answer)
+1
-0.3
In a $$400$$ kV network, $$360$$ kV is recorded at a $$400$$ kV bus. The reactive power absorbed by a shunt reactor rated for $$50$$ MVAR, $$400$$ kV connected at the bus is
A
$$61.73$$ MVAR
B
$$55.56$$ MVAR
C
$$45$$ MVAR
D
$$40.5$$ MVAR
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