| Post Name | ELECTRICIAN - KERALA TOURISM DEVELOPMENT CORPORATION LTD/ KMCS |
|---|---|
| Question Paper Code | 149/2017 |
| Date of Test | 14 December 2017 |
| Medium of Question | English |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
Sree Narayana Guru consecrated Siva idol at Aruvippuram in ____________
Answer
D. 1888
2
Ayyankali started the first school for lower castes at ____________
Answer
B. Venganur
3
Who among the following authored Anandasutram ?
Answer
A. Brahmananda Sivayogi
4
Al Islam published by Vakkam Abdul Khadir Moulavi was a ____________
Answer
D. Monthly
5
Who among the following was arrested in 1837 during the reign of Swati Thirunal ?
Answer
A. Vaikunta Swamikal
6
Who won the gold medal in hundred metres race in the IAAF World Championships 2017 ?
Answer
C. Justin Gatlin
7
Goods and Services Tax was introduced in India on ____________
Answer
C. 1st July 2017
8
Ramnath Kovind is elected as the ____________ President of India
Answer
B. 14th
9
Who won the 2017 Wimbledon menβs singles title ?
Answer
B. Roger Federer
10
Kerala governmentβs LIFE Mission is related to ____________
Answer
D. The construction of houses for the poor
11
The revolt of 1857 started at ____________
Answer
A. Meerut
12
Who was the Principal of National College started in Calcutta during the time of Swadeshi movement ?
Answer
C. Aurobindo Ghosh
13
How many policemen died in the Chauri Chaura incident ?
Answer
B. 22
14
The followers of Khan Abdul Ghaffar Khan were known as ____________
Answer
C. Red Shirts
15
The Anamudi peak is situated in the High Ranges of ____________ district
Answer
B. Idukki
16
The three east flowing rivers of Kerala are the tributaries of ____________ river
Answer
A. Kaveri
17
The Yamuna river merges with the Ganga river at ____________
Answer
D. Allahabad
18
Tiruchirappalli is situated on the banks of the ____________ river
Answer
A. Kaveri
19
The construction of Hirakkud dam started during the ____________ Five Year Plan
Answer
D. First
20
Who was the first Chief Executive Officer of NITI Ayog ?
Answer
C. Sindhusree Khullar
21
Sweep of ceiling fan refers to
Answer
D. Double the distance from center of motor to tip of blade
22
Unit for measurement of electric energy is
Answer
B. KwH
23
When temperature of carbon increases, its resistance
Answer
A. Decreases
24
To decrease the resistance of any conductor, a resistance will be connected in
Answer
C. Parallel
25
In India usually generating voltage is
Answer
B. 11000 V
26
In AC machines best efficiency is given by
Answer
A. Transformer
27
Interpoles are connected in
Answer
A. Series with armature
28
According to IE rules the permissible variation of frequency is
Answer
B. 3%
29
In conduit wiring +ve and β ve wires are run in the same conduit to avoid
Answer
D. None of these
30
The total capacitance of three condensers connected in series as C1 = 30 ΞΌF , C2 = 15 ΞΌF and C3 = 20 ΞΌF
Answer
A. 6.66 ΞΌF
31
Induction motor runs at
Answer
B. Below Synchronous speed
32
Short pitch winding is used because it
Answer
B. Saves copper of the end rings
33
Generally at unity PF the voltage regulation of an alternator is
Answer
A. Positive
34
In three phase delta connection, line voltage is
Answer
C. Same as phase voltage
35
Alternating current can induce voltage because it has
Answer
B. Varying magnetic field
36
In two watt meter method of power measurement if the PF is unity then
Answer
C. W1 = W2
37
Induction type watt meter can be used in
Answer
A. AC only
38
Highest doped region in a transistor is
Answer
A. Emitter
39
No load test on a transformer is conducted to measure
Answer
B. Core loss
40
Which starter will give better starting torque to squirrel cage induction motor
Answer
A. DOL starter
41
Nichrome is widely used for
Answer
A. Heater coils
42
Unit of flux density is 2
Answer
B. Webers/m2
43
A material that is slightly repelled by a magnet is called
Answer
A. Paramagnetic material
44
A substance that has high retentivity can be used for the manufacture of
Answer
B. Permanent magnets
45
A moving iron ammeter reads 10 Amps. How much is the peak current of the oscillation ?
Answer
D. 14.14 A
46
If the frequency changes from 50 Hz to 100 Hz keeping voltage constant, the inductive reactance of coil connected to supply
Answer
C. Become doubled
47
The true power consumed by the pure inductor is
Answer
A. 0 watt
48
Capacitance is not affected by
Answer
D. Frequency
49
In a capacitive AC circuit
Answer
A. Current leads the voltage
50
Synchronous motor when used for power factor improvement should be
Answer
B. Over excited
51
To increase the ampere rating the cells are to be connected in
Answer
B. Parallel
52
The capacity of a cell is measured in
Answer
D. Ampere-hours
53
The metal used for the control spring in electrical instrument is
Answer
D. Phosphor bronze
54
Dynamo meter type meters are used to measure
Answer
C. Both AC and DC
55
Megger is used to measure
Answer
B. Insulation resistance
56
Which one of the instrument has the same calibration for AC and DC ?
Answer
Question Cancelled
57
What type of motor is used in a food mixer ?
Answer
B. Universal motor
58
The unit of luminous flux is
Answer
D. Lumen
59
Which of the following is the most efficient as a light source ?
Answer
A. Tungsten filament
60
The gas inside the inner discharge tube of a sodium vapour lamp is
Answer
B. Neon
61
How many light points are allowed in one circuit ?
Answer
A. 10 points
62
The holes on the aluminium disc of an energy meter helps to
Answer
A. Prevent creeping
63
Fuse rating is expressed in terms of
Answer
B. Current
64
Fusing factor of HRC fuses will be
Answer
A. 1.1
65
In this wiring two lamps should be switched ON at a time
Answer
B. Tunnel wiring
66
Induced EMF in the armature of a DC generator is basically
Answer
A. An alternating current
67
Flemings Right hand rule is used to identify the
Answer
D. Direction of induced EMF
68
Insulating material used in between commutator segment is
Answer
C. Mica
69
Lap winding is made in a machine for
Answer
D. High current low voltage
70
Back EMF of a DC motor
Answer
A. Opposes the supply EMF
71
Insulation resistance is measured in
Answer
B. Mega ohms
72
By setting the brush position exactly at magnetic neutral axis we get
Answer
D. All of the above
73
The magnetic field produced in the stator of a three phase induction motor travels at
Answer
C. Synchronous speed
74
The purpose of a back-up fuse is to provide protection against
Answer
D. Short circuit
75
Jogging operation is also called as
Answer
D. Inching
76
While running, the rotor frequency in a 3 phase induction motor is equal to
Answer
C. Stator frequency Γ slip
77
The rotating magnetic field in a 3 phase 6 pole 50 Hz slip ring induction motor will rotate at
Answer
A. 1000 rpm
78
Starting capacitor of single phase motor is
Answer
A. Electrolytic capacitor
79
The type of motor used in ceiling fan is
Answer
D. Permanent capacitor
80
Which one of the following motor will have lowest starting torque ?
Answer
B. Shaded pole motor
81
When the speed of alternator increases the frequency
Answer
A. Increases
82
Salient pole type alternators are used in
Answer
B. Hydro power stations
83
Which is the common method of cooling a power transformer ?
Answer
B. Oil cooling
84
Iron losses of transformer are measured by
Answer
A. Low PF watt meter
85
A transformer is working at its maximum efficiency. Its core loss is 400 watts, its copper loss will be
Answer
B. 400 W
86
Change in DC excitation of a synchronous motor changes
Answer
C. PF of the motor
87
Conduction in a JFET is always by the
Answer
A. Majority carriers
88
Which of the following transistors can be used in enhancement mode ?
Answer
C. MOSFET
89
Type of insulator used for holding for HT overhead conductor on straight running of poles
Answer
B. Pin type insulator
90
The distance between two adjacent line poles is called
Answer
B. Span
91
Positive electrode of dry cell is made from
Answer
B. Carbon
92
Permeability is the measure of
Answer
C. Conductivity of a substance for magnetic lines of force
93
Moving coil instrument usually have
Answer
A. Uniform scale throughout the range
94
Temperature limit of class E insulation is o o o o
Answer
D. 120 C
95
Most commonly used rectifier now a days are
Answer
C. Solid state diodes
96
In an ideal transformer
Answer
D. All of these
97
KWH meter can be classified as
Answer
D. Integrating instrument
98
Fixed coil in a dynamometer type Watt meter is
Answer
B. Current coil
99
In MCB overload tripping is executed by
Answer
C. Bimetal strip
100
When silica gel in breather is saturated with moisture its colour changes from
Answer
A. Blue to pink
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