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GATE EE 1999

MCQ (Single Correct Answer)

-0.3

The load carrying capability of a long AC transmission line is

Always limited by the conductor size

Limited by stability considerations.

Reduced at a low ambient temperatures.

Decreased by the use of bundled conductors of single conductors.

GATE EE 1999

MCQ (Single Correct Answer)

-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

$$0.05+0.2$$ $$ln$$ $$60$$

$$0.2$$ $$ln$$ $$60$$

$$0.05+0.2$$ $$ln$$ $$(60/0.5)$$

$$0.2$$ $$ln$$ $$(60/0.5)$$

GATE EE 1999

MCQ (Single Correct Answer)

-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

3.948

1.316

0.439

11.844

GATE EE 1999

MCQ (Single Correct Answer)

-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

GATE EE 1999 Power System Analysis - Parameters and Performance of Transmission Lines Question 50 English

4.5 V

31.5 V

30 V

20 V

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