By | June 10, 2020
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Created by Surendra

Current Electricity Quiz in English Set 1

All Important Question Answers for Electrician Related Exams

1 / 25

Resistance of a tungsten lamp as applied voltage increases

2 / 25

Which of the following statement is true both for a series and a parallel D.C. circuit?

3 / 25

With rise in temperature the resistance of pure metals

4 / 25

For which of the following ‘ampere second’ could be the unit ?

5 / 25

Insulating materials have the function of

6 / 25

Two resistors are said to be connected in series when

7 / 25

A 40 W bulb is connected in series with a room heater. If now 40 W bulb is replaced by 100 W bulb the heater output will

8 / 25

Resistance of a material always decreases if

9 / 25

With rise in temperature the resistance of semi-conductors

10 / 25

Whether circuit may be AC. or D.C. one following is most effective in reducing the magnitude of the current.

11 / 25

Which of the following quantities remain the same in all parts of a series circuit ?

12 / 25

If the efficiency of a machine is to be high what should be low ?

13 / 25

Ohm’s law is not applicable to

14 / 25

Electric current passing through the circuit produces

15 / 25

When electric current passes through a metallic conductor its temperature rises. This is due to

16 / 25

An electric filament bulb can be worked from

17 / 25

Which one of the following does not have negative temperature co-efficient ?

18 / 25

In an electric kettle water boils in 10 m minutes. It is required to boil the boiler in 15 minutes using same supply mains

19 / 25

The resistance of a parallel circuit consisting of two branches is 12 ohms. If the resistance of one branch is 18 ohms what is the resistance of the other ?

20 / 25

Varistors are

21 / 25

Which is the best conductor of electricity ?

22 / 25

A resistance having rating 10 ohms 10 W is likely to be a

23 / 25

Which of the following materials has a negative temperature co-efficient of resistance?

24 / 25

The resistance of a conductor varies inversely as

25 / 25

All of the following are equivalent to watt except

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