MCQ s on Basic Electrical Engineering set 2 for Industrial Extension Officer,RRB JE, SSC JE,Sub Engineer Electrical, Line Man, Electrician

Basic Electrical Engineering set 2
Hi friends, in this post, I would like to discuss with you some objective questions on Basic Electrical Engineering. This will be helpful for RRB JE, SSC JE, Industrial Extension officer Kerala PSC,Sub Engineer Electrical, Line Man, Electrician etc.


1.     Which device stores electrical energy?

ยท        Inductor

ยท        Capacitorโ€ฆโ€ฆ

ยท        Thermistor

ยท        Resistor

2.     What is the unit of conductance?

ยท        Ohm

ยท        Mhoโ€ฆ.

ยท        Henry

ยท        Watt

3.     Heat developed in conductor is proportional to the square of the:

ยท        Currentโ€ฆ.

ยท        Voltage

ยท        Power

ยท        Time

4.     From the following materials, which one has higher resistivity at 200 C:

ยท        Copper

ยท        German silver

ยท        Mercury

ยท        Nichromeโ€ฆ.

5.     The resistance of a heating coil required in a 2500 watts heater used on 200 V main will be

ยท        10.25 ohms

ยท        16 ohmsโ€ฆ.

ยท        25 ohms

ยท        12.5 ohms

6.     The resistance of 100 meter length of copper wire of 14SWG IS โ€˜Xโ€™ OHMS. The resistance of 100 of copper wire of 8 SWG will be

ยท        More than โ€˜xโ€™ ohms

ยท        Equal to โ€˜xโ€™ ohms

ยท        Less than โ€˜xโ€™ ohmsโ€ฆ.

ยท        Equal to โ€˜xโ€™ohms

7.     The colour code for 100 ohms resistor is

ยท        Black, Red, Orange

ยท        Red, Black, Red

ยท        Brown, Black, Brownโ€ฆ

ยท        Black, Black, Red

8.     The sequence of colour band on a 47 K ohm with ยฑ5% tolerance resistor will be

ยท        Yellow, violet, yellow and gold

ยท        Yellow, violet, orange, and goldโ€ฆโ€ฆโ€ฆ..

ยท        Yellow, violet, orange and silver

ยท        Yellow, violet, brown and silver

9.     The power factor of a purely resistive circuit is

ยท        Zero

ยท        Unityโ€ฆ..

ยท        Lagging

ยท        leading

10.                        1 M ohm, 1 W resistance is likely to be a:

ยท        Wire wound resistor

ยท        Carbon resistorโ€ฆ.

ยท        Rheostat

ยท        None of above

11.                        If three,30ยตF capacitance are connected in series. Find

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