Electrical Engineering Quiz


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Electrical Engineering

Electrical Engineering Quiz

1 / 25

The skin effect  of a conductor  will reduce  as the  resistivity of conductor  material increase:-

2 / 25

Failure during  switching impulse tests are can be determined by:-

3 / 25

Which inductor  will have the  least eddy current  losses:-

4 / 25

A constant voltage source has:-

5 / 25

For the high voltage conductor  at high pressure , if the voltage is positive then the corona appears as a:-

6 / 25

The ' Crawling ; in an  induction motor is caused by:-

7 / 25

±9 V supply is to be constructed using zinc carbon D cells. The total number of cells required will be:-

8 / 25

The principal of __________ can be used  to analyze fault in power system network:-

9 / 25

Which cables are suitable for the voltages up to 11 KV;-

10 / 25

In DC motor which loss decreases with increase in load;-

11 / 25

The superconductivity is due to the crystal structure having no atomic vibration at_________________:-

12 / 25

An SCR is made of silicon  because:-

13 / 25

Which of the following does not change in a transformer:-

14 / 25

In the DC motor  the iron losses occur in;-

15 / 25

Electromechanical  voltage regulators  are generally used in;-

16 / 25

No loader  current of a transformer has  ____________ power factor:-

17 / 25

A 3 phase 4 wire system  is commonly used on:-

18 / 25

Most of  the common  metals have _____________ structure;-

19 / 25

Frequencies above ________________kHz are called radio frequency;-

20 / 25

When two DC series motors  are connected in parallel , the resultant speed is:-

21 / 25

Alternating current is measured by:-

22 / 25

In Nickel iron cell the electrolyte is:-

23 / 25

An SCR combines the features of  :-

24 / 25

At unity power factor , Armature Flux is;-

25 / 25

In the color code for resistance black color represents the number:-

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