Electrical Engineering practice bits -9

Electrical Engineering practice bits -9

The following practice bits are useful the Electrical Aspirants  who are preparing for the Different competitive exams like RRB JE ,SSC JE, ECET , GATE , PSU, PGECET,DRDO CEPTAM ,TSTRANSCO, TSGENCO, TSSSPDCL , TSNPDCL AE AND SE, APTRANSCO, APGENCO, ....ETC
MCQ Questions 

   1.PMMC stands for                                                                                    

a.     Permenant magnet moving coil

b.    Permanent magnent memory

c.     Permanent magnent memory core

d.    Permanent magnet moving core

2.     Two lamps rated 200W/240V are connected in series and set is connected across 240V AC supply mains. The total power consumed in the circuit is

a.     400W

b.    300W

c.     200W

d.    100W

3.     Which law states that, in each closed circuit, the sum of all voltage drops are equal to zero

a.     Ohm’s law

b.    Kirchhoff’s 1^st law

c.     Kirchhoff’s 2^nd law

d.    Coulomb’s law

4.     Which type of shape issued for displaying the “no-smoking sign” is

a.     Rectangle

b.    Circular

c.     Square

d.    Triangle

5.     Scriber’s are made of

a.     Mild steel

b.    High carbon steel

c.     Brass

d.    Cast iron

6.     The resistance value of 1800 ohm resistor in designated code as

a.     1.8K

b.    1K8

c.     1M8

d.    18K

7.     The colours bands for 1.5 ohms resistor will be

a.     Brown, green, brown

b.    Brown, green, golden

c.     `Brown, golden, green

d.    Brown, golden, golden

8.     RTD stands for

a.     Resistance thermal device

b.    Resistor thermo couple device

c.     Resistance temperature detector

d.    Resistive temperature device

9.     The insulating material used in between commutator segment is

a.     Ebonite

b.    Mica

c.     Empire

d.    Glass

10.  Which is the metal most commonly used as conductor material

a.     Steel wire

b.    Copper wire

c.     Aluminum wire

d.    GI wire

11.  The full form of VIR

a.     Vulcanized Indian rubber

b.    Vulcanized insulation rubber

c.     Vulcanized Insulation reinforced

d.    Vulcanized insulator reinforced

12.  The fusing factor of a  fuse is always

a.     Less than 1

b.    Greater than 1

c.     zero

d.    infinity

13.  According toIE rules the supplier shall provide and maintain on the consumers premises a suitable

a.     Phase terminal

b.    Neutral terminal

c.     Earth terminal

d.    Live terminal

14.  At equal intervals of time the earth resistance to be measured which instrument issued

a.     Megger

b.    Ohm meter

c.     Wheat stone bridge

d.    Earth tester

15.  What type of method of charge can be done on a battery with fully discharged and kept for a long time

a.     Trickle charge

b.    Constant current

c.     Constant voltage

d.    Rectifier charging

16.  The active materials of a lead acid cell are

a.     Lead peroxide

b.    Sponge lead

c.     Dilute sulphuric acid

d.    All the above

17.  Sulphation of lead acid battery occurs due to

a.     Over charging

b.    In complete charging

c.     Slow charging

d.    Fast charging

18.  Retentivity maximum for

a.     Steel

b.    Soft iron

c.     Copper

d.    Aluminum

19.  A FET consists of

a.     Source

b.    Drain

c.     Gate

d.    All the above

20.  Unit of dielectric strength

a.     KV/cm

b.    Volt/m²

c.     Joule/m

d.    Farad

1.a	2.d	3.c	4.b	5.b	6.b	7.b	8.b	9.b	10.c
11.a	12.b	13.c	14.d	15.a	16.c	17.a	18.a	19.d	20.a

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