| Post Name | ELECTRICIAN GR II |
|---|---|
| Department | PRINTING - GOVT PRESS |
| Question Paper Code | 141/2015 |
| Date of Test | 28 July 2015 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The value of absolute permittivity is:
Answer
B. 8.854 × 10⁻¹² F/M
2
The equation for find out the energy stored in a coil is :
Answer
A. % LEP
3
The Dummy coil used in a DC generator :
Answer
D. For Mechanical balancing
4
The transformer oil used in transformer provides :
Answer
C. Insulation and cooling
5
The critical resistance of a DC shunt generator is the resistance of :
Answer
Question Cancelled
6
The polarity of interpole in the case of a DC generator is :
Answer
A. Same as that of main pole ahead
7
Which characteristic of a motor is mainly considered for its industrial application?
Answer
Question Cancelled
8
Ward — Leonard Method of Speed control is basically
Answer
B. Voltage control method
9
The Primary equivalent of Secondary current I₂ of a transformer in the equivalent circuit of transformer is:
Answer
A. KI₂
10
Ina transformer the half load copper loss is 600 W. It’s full load copper loss will be :
Answer
C. 2400 Watt
11
Condition for maximum efficiency in a transformer is :
Answer
D. R₀₁/(V₁ cos φ₁) = W₁/(V₁I₁² cos φ₁)
12
When the frequency is doubled, what are the change in eddy current and hysteresis
loss :
Answer
B. Hysteresis loss doubled, Eddy current loss quadrappled
13
The most economical connection for small and high voltage transmission is :
Answer
Question Cancelled
14
A 100 KVA Delta transformer one of the phase of secondary is get out of
order. How much load it can carry :
Answer
D. 57.7KVA
15
The frequency of Rotor Current at the time of starting of an induction Motor is :
Answer
A. Supply frequency
16
In two watt meter method of power measurement one Watt meter (W2) shows negative reading to get actual reading :
Answer
B. W1 − W2
17
The condition for maximum running torque for a 3 phase induction motor is:
Answer
Question Cancelled
18
Ina vibrating reed type frequency meter the frequency of supply reads through vibration, the
vibration of desired frequency depends upon :
Answer
D. Length of the reed
19
In induction type watt meter the copper shading Band used for :
Answer
C. Produce exact 90° phase difference between voltage and current
20
————__——— is not a standard sweep of ceiling fan.
Answer
A. 1250mm
21
What are the tests conducted to draw the circle diagram of an induction motor? .
Answer
C. No load test, short circuit test, stator resistance test
22
The joint used in over head line where considerable tensile strength required is :
Answer
A. Brittania joint
23
In electricians solder the percentage of tin and lead is :
|
Answer
B. 60% tin 40% lead
|
24
In an induction motor the phenomenon found that the motor having a tendency to rotate
1/7‘ of its normal speed is called :
Answer
D. Crowling
A 5 141/2015
[P.T.O.]
25
In repulsion motor the direction of rotation changed by changing :
Answer
A. Brush position
26
The speed of universal motor at no load in about :
Answer
D. 20000 rpm
27
As per IE rule the load in each power sub circuit not exceed :
Answer
B. 3000 w
28
The socket outlet shall be provide in a bathroom at a height not less than :
Answer
C. 1.3 meter
29
The speed control obtained in domestic mixer grinder is :
Answer
B. Tapped field control
30
Plummet is a measuring tool used for :
Answer
D. _ True vertical position
31
The speed of turbo generator is usually :
Answer
C. 3000 rpm
32
Among them which is not a slandered size of PVC conduit :
Answer
A. 15mm
33
V curve of a three phase synchronous motor is the relation between :
Answer
D. Field current and armature current
141/2015 6 e
34
The head of high head hydroelectric power plant :
Answer
B. 200m
35
Pumped storage power plant belongs :
Answer
B. Peak load power plant
36
The coolant used in fast breeder reactor is : |
Answer
Question Cancelled
37
In long and medium Tran's mission line the receiving end voltage is greater than
| sending end voltage this effect is called :
Answer
A. Ferranti effect
38
The type of insulator used submarine cable is : |
Answer
C. Gutta-percha
39
SL type cables are used up to: |
Answer
A. 66 kv
40
The fusing factor of HRC fuse is :
Answer
C. 1.1
41
The correct sequence of the conducting material on the basis of conducting is :
Answer
A. Silver, copper, gold, aluminum
42
Among them which material having highest die electric strength :
Answer
B. Mica
43
For a human body the ear to ear resistance is about —————— ohm.
Answer
Question Cancelled
44
The limiting temperature of class a insulator is :
Answer
B. 105°C
45
Constantum is the alloy contain :
Answer
D. 60% copper & 40% nickel
46
The insulating material used for the preparation of cable joint is :
Answer
D. Bitumenes compound
47
The ratio of mmf to reluctance is called :
Answer
C. Flux
48
The tumbrule of measurement of insulation resistance of an installation should be not
less than :
Answer
C. 1mega ohm
49
The average voltage drop of a soft graphate brush in a DC generator is :
Answer
Question Cancelled
50
A magnetic material having large area of hysterisis loop, the material having :
Answer
A. Low permeability high retentivity
51
Flashing means :
Answer
A. Create residual magnetism in a de generator
52
The equation for back emf in a DC generator Eb = :
Answer
C. (ΦZN/60) × (P/A)
53
In the case of extra high voltage how much voltage can be permissible in the case of higher
voltage regulation :
Answer
C. 10%
54
Smoothening is the fire exchanging process by which :
Answer
D. Isolate the fire from the supply of oxygen
55
The current through the holding coil of a 4 point starter is limited by :
Answer
B. Resistance
56
The class of measuring instrument that used for industrial and panel board application
is:
Answer
B. Class 1
57
Among them which method of measurement is not used for low resistance
measurement :
Answer
C. Wheat stone bridge
58
The effective value of alternating current is :
Answer
A. 0.707 I max
59
The IS code of earthing is :
Answer
C. I8 3043
60
The depolarizer used in leclanche cell is :
Answer
D. MnO,
61
When four no of 2v, 4 Ah cells are connected in parallel, what will be it's Ah capacity :
Answer
D. 16Ah
62
Boost charging method of battery is used to the battery for charging :
Answer
A. Over discharge battery
63
For magnetic shielding which material is used :
Answer
B. Iron
64
Mica capacitors are best suited for :
Answer
D. High frequency application
65
Fora fine hacksaw blade the pitch is : |
Answer
A. 0.8mm
66
Ina megger the current coil develop torque under the influence of permanent magnet is :
Answer
C. Clockwise direction
67
The Apparent power mentioned in the name plate of a CT in volt ampere at specified
power factor is :
Answer
B. Burden
68
The primary and secondary voltage of a Delta - star transformer is out of phase with a
degree of : |
Answer
D. e 302
69
AG pole 5 KW, 50 Hz 3@ motor having a full load slip of 3%, what will be the speed at full load :
Answer
C. 970 rpm
70
While testing a capacitors with the help of ohm meter the needle deflects towards zero and
then goes to infinity the capacitor is :
Answer
D. Good
71
The instrument used for measuring RPM is :
|
Answer
A. Tacho — meter
72
From the following, which is not characteristic of a capacitor start capacitor run motor?
Answer
C. Noise operation
73
Among them which light source having high lumen efficiency :
Answer
C. LED
74
BT — 136 is a semi conductor device, the device is :
|
Answer
B. Triac
|
75
While using GI wire as earth continuity conductor the minimum Gauge is :
Answer
A. 10SWG
76
The voltage not exceeding 250 V is called :
Answer
D. Low voltage
77
While erecting a pole to the ground the minimum depth kept bellow the ground level is :
Answer
A. 1/6 part of the pole
78
Ina Gyser which material used in between the outer core and inner tank :
Answer
B. Glass wool
79
1KWH is equal to:
Answer
Question Cancelled
80
The mass of an electron is approximately :
Answer
D. 1/1840 part of proton
81
Kerala sastra puraskar of 2014 was awarded to :
Answer
B. K.P. Gopinadhan :
82
Who was the freedom fighter other than Gandhiji, who died in 1948?
Answer
Question Cancelled
83
Red panda is the state animal of which Indian State : '
Answer
A. Sikkim
84
Who chairs the joint sitting of the parliament?
Answer
D. Lok Sabha speaker
85
The term Handicap is related to :
Answer
C. Polo
86
Sadhujana Paripalana Sangam later popular as:
Answer
A. Pulaya Mahajana Sabha
87
Integration of Indian states was a great achievement of :
|
Answer
D. Sardar Patel
88
The author of ‘My Music, My Life’ :
Answer
B. Pandit Ravi Sankar
89
Who is the chair person of National Women’s Commission?
|
Answer
C. Lalitha kumaramangalam
90
Which State known as ‘Land of Bio diversity’?
Answer
A. Kerala
91
Who constituted Theertha Pada Matham?
Answer
C. Chattampi Swami
92
The major type of soil found in Deccan plateau :
|
Answer
B. Black soil
93
When and where was Jana—Gana Mana first sung?
Answer
A. Calcutta session of INC in 1911
94
The drama ‘Balakalesam’ written by :
Answer
C. Pandit Karuppan
95
Chathrapathi Shivaj International Airport is located in :
Answer
B. Mumbai
96
“The Indian Struggle’ is the Autobiography of :
Answer
C. Subhas Chandra Bose
97
The Prime Minister of India who presided continuously three times as a Chairman of the
planning commission of India :
Answer
A. Jawaharlal Nehru
98
The sudden withdrawal of Non—cooperation movement led to the formation of :
Answer
B. Swarajist party
99
The Partition of India was accepted on the basis of :
Answer
A. Mount batten plan
100
In which of these cities did Jallian Wallabagh Massacre, one of the most tragic event in the
history of our freedom struggle took place?
Answer
C. Amritsar
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