0 uestion (1 mark each Answer 1What is the unit of complex ovide a1 factor? 2 Wh

Question

0 uestion (1 mark each Answer 1What is the unit of complex ovide a1 factor? 2 Which circuit c 3 Name another circuit component which also provides a leading power factor? 4Power factor of an industrial load is usually leading or lagging? | Power is generated in a power station at usually EV 6 Conductors used for interconnection of two or more electrical equipment are mown as --, 7 When an alternator is synchronised to an infinite bus, any change in its ield curent will result in a change in Answer either TRUE or FALSE (1 marks each of 8 DCresistance and 50 Hz AC resistance of a conductor is the exactly same 9 Power frequency means 50 or 60 Hz. 10 Some DC motors can be operated by AC voltage of a transformer refers to the high voltage winding. 12 Since an AC motor combined with a rectifier circuit can be run on DC 13A mininmum of two identical single-phase transformers is required to 14 Star-star connected transfomers are very popular in the power industry voltage, such an arrangement is mown as a universal motor as a three-phase transformer because neutral s are available on both sides 15Highest transmission voltage in Australia is 500 kV 16Highest transmission voltage in NT is 230 kV 17A 1-mlong transmission line is definitelv a short line 18One disadvantage of bundled conductors is the high corona losses. 19 Voltage regulation deals with the control strategy of the generated voltage so that the users receive a more-or-less constant voltage 20 When a large generator in a network suddenly drops out of the system the also dr

Explanation / Answer

1) volt- ampere.

2) capacitor.

3) capacitor.

4) lagging.

5) 11 kV.

6) buses.

7)

8) false.

9) true

10) false.

11) false.

12) false.

13) false.

14) true.

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