Electrical Engineering Quiz


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Electrical Engineering

Electrical Engineering Quiz

1 / 25

High resistivity  are used in:-

2 / 25

In a semiconductor  the value of critical density depends upon:-

3 / 25

In hydro power plant , the graph between discharge and  time is known as:-

4 / 25

In the DC equivalent circuit of a transistor  amplifier, the capacitors  are considered:-

5 / 25

The core used in high frequency transformer is usually:-

6 / 25

In the DC motor  the iron losses occur in;-

7 / 25

High temperature hydrocarbons have:-

8 / 25

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

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The following system is not generally used:-

10 / 25

The tolerance for silver stripe is:-

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A battery cell having an emf of 2.2 volts and an internal resistance of 0.03 ohms is connected to an external resistance of 0.10 ohms.  The short circuit current is:-

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The control element of an SCR is ;-

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In a lithium cell the positive electrode is made of:-

14 / 25

Constantan contains:-

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The most costly coupling is __________________ coupling:-

16 / 25

On what concept is electrically short , medium and long lines based;-

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An H.R.C fuse is;-

18 / 25

The purpose of retardation  test on a DC shunt machine  is to find out:-

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Which efficiency of a battery is more than the remaining:-

20 / 25

Three point starter can be used for:-

21 / 25

Head phones and speakers are;-

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Which DC motors is preferred  for cranes and  hoists:-

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At parallel resonance , the phase angle  between the applied voltage  and circuit  current is:-

24 / 25

Which of the following is a semiconductors material:-

25 / 25

No loader  current of a transformer has  ____________ magnitude  :-

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