Electrical Engineering Quiz

25

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Electrical Engineering

Electrical Engineering Quiz

1 / 25

RF chokes are air cored to;-

2 / 25

Low resistivity materials are used in _________:-

3 / 25

Which of the following factors affect  resistivity of metals:-

4 / 25

A layer similar to  bedding on the armouring  to protect the cable from  atmospheric conditions is called:-

5 / 25

In a Nickel Cadmium alkali cell the electrolyte is:-

6 / 25

Losses which occur in  rotating electric  machines  and do not occur  in transformer are:-

7 / 25

In zinc plating the rate of deposits per minute at 4A/dm² will be nearly:-

8 / 25

The main drawback of a feedback system is :-

9 / 25

Carbon bearing is used under _______ conditions:-

10 / 25

A resistance of 5 ohm is further drawn so that its length becomes double. Its resistance will now be:-

11 / 25

____________ is not used as fuse material:-

12 / 25

Low resistance can be measured by:-

13 / 25

A rectifier is a;-

14 / 25

At parallel resonance, the ratio L/C is;-

15 / 25

Which  bulb will have the least resistance:-

16 / 25

Galvanized  steel wire is generally used as;-

17 / 25

During charging the electrolyte of a lead acid battery becomes:-

18 / 25

The plates of lead acid storage battery are most likely to be short circuited if:-

19 / 25

In conductors conduction of electricity take place due to  movement of:-

20 / 25

Voltage dependent resistors are made from:-

21 / 25

A moving iron ammeter  coil has few  turns of  thick wire  in order  to have:-

22 / 25

A direct on  line starter is used for starting  motors :-

23 / 25

For the safety of  a steam  boiler the number  of safety valves fitted are:-

24 / 25

A single phase sinusoidal voltage of 120 V  is connected  to a 90 Ω load. Current in the circuit current is:-

25 / 25

An HRC fuse is  a ceramic body having metals and caps:-

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