1
GATE EE 2000
MCQ (Single Correct Answer)
+2
-0.6
The corona loss on a particular system at 50 Hz is 1 kW/km per phase. The corona loss at 60 Hz would be
A
1 kW/km per phase
B
0.83 kW/km per phase
C
1.2 kW/km per phase
D
1.13 kW/km per phase
2
GATE EE 1999
MCQ (Single Correct Answer)
+2
-0.6
For a single phase overhead line having solid copper conductors of diameter $$1$$ cm, spaced $$60$$ cm between centers, the inductance in $$mH/km$$ is
A
$$0.05+0.2$$ $$ln$$ $$60$$
B
$$0.2$$ $$ln$$ $$60$$
C
$$0.05+0.2$$ $$ln$$ $$(60/0.5)$$
D
$$0.2$$ $$ln$$ $$(60/0.5)$$
3
GATE EE 1999
MCQ (Single Correct Answer)
+2
-0.6
A 3-phase, 11 kV, 50 Hz, 200 kW load has a power factor of 0.8 lag. A delta connected 3-phase capacitor is used to improve the power factor to unity. The capacitance power phase of the capacitor in micro-farads is
A
3.948
B
1.316
C
0.439
D
11.844
4
GATE EE 1999
MCQ (Single Correct Answer)
+2
-0.6
A single phase AC distributor supplies two single phase loads as shown in figure. The voltage drop from A to C is GATE EE 1999 Power System Analysis - Parameters and Performance of Transmission Lines Question 50 English
A
4.5 V
B
31.5 V
C
30 V
D
20 V
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