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Electricall Engineering Quiz

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Electrical Engineering

Electrical Engineering Quiz

1 / 25

The operating voltage of extra high tension  cables is up to :-

2 / 25

The size of  a power transistor  is made large to_______________:-

3 / 25

The defleq hot wire  instrument depend on  __________ of the AC current:-

4 / 25

An SCR can  exercise control over _____________________ of  ac supply:-

5 / 25

Which is  having higher breakdown strength:-

6 / 25

_______________ does not have covalent bond:-

7 / 25

An ideal transformer has infinite  value of primary and secondary inductances. The statement is:-

8 / 25

A carbon resistor contain  :-

9 / 25

Selenium is ______________ semiconductors:-

10 / 25

Superconductors are becoming popular for use in generating very strong:-

11 / 25

The term ' Cogging' is associated with:-

12 / 25

How many cores are used in a cable  for the transmission of voltage up to  66 KV;-

13 / 25

Piezoelectric material serve as a source of;-

14 / 25

In DC shunt motors as load  is reduced:-

15 / 25

Which is the unit of  inductance;-

16 / 25

Two 300 uH  coils in  series without  mutual  coupling have a total  inductance of :-

17 / 25

Which distribution  system is more reliable:-

18 / 25

Negative maximum of cosine waveform is:-

19 / 25

The most commonly used insulating materials for low  and medium voltage cables is:-

20 / 25

Proper charging rate for lead acid battery is:-

21 / 25

A radiator element supplied at 240 V dissipates 2.4 MJ in 20 minutes. The power dissipated in the element is:-

22 / 25

To measure radio frequency , the suitable frequency meter is:-

23 / 25

Holes can exist in any material including conductors:-

24 / 25

A ____________ meter is used a null detector in wheatstone bridge:-

25 / 25

The speed of a DC shunt  motor can be increased by  _______________ the resistance  in the field circuit:-

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