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Kerala PSC Operator Previous Question Paper – 036/2014

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Post NameOPERATOR
DepartmentFOAM MATTINGS INDIA LIMITED
Question Paper Code036/2014
Date of Test3 April 2014
Medium of QuestionENGLISH
Exam TypeOMR Examination
Total Questions100
1
For cutting a solid brass rod the most suitable pitch of the hacksaw blade is:
Answer
C. 1.8mm
2
| ®. The correct proportion for servo cut 'S’ in water for preparing soluble oil is with a concentration of : |
Answer
D. b) O% |
3
The helical angle of twist drill determines the : |
Answer
B. Rake angle
4
The term surface finish refers to the : |
Answer
D. Roughness or smoothness of a surface
5
In the letter drill series, the size of the drill ‘A’ is equal to:
Answer
C. 5.944 mm
6
Achemical compound of carbon with iron ia called :
Answer
B. Cementite
7
IWfthe main electric supply is not available, we can do are welding with :
Answer
C. c) Engine generator set
8
The tail stock is offset by :
Answer
A. Body of the tailstock
9
In Lathe machine the follower steady has : :
Answer
A. 2 pads
10
The pattern on the work surface caused by the movement of the cutting tool is ealled:
Answer
D. Surface texture
11
Sine bar is made of :
Answer
C. Stabilized chromium steel
12
The abrassive used for honing of non-ferrous metal is :
Answer
B. Silicon carbide
13
The sensitiveness of spirit level depends upon the :
Answer
A. Curvature of glass tube
14
Application of a load for a specified period of TIME on an identation tool is used in the -
Answer
D. Brinnel hardness test
15
The instrument used to measure high temperature in furnace :
Answer
A. Pyrometer
16
The purpoze of normalizing is to:
Answer
C. Refine the structure
17
Small hole gauges are used to measure holes and slots :
Answer
A. Below 12.7 mm
18
Adrilling machine used by a carpenter for cabinet making 14 a ;
Answer
D. Breast drilling machine
19
The reamer tecth are unevenly spaced because ;
Answer
B. Reduce chattering |
20
Tab washers are used for :
Answer
B. Locking the nuts
21
Cells are connected in parallel to:
Answer
D. Increase the current capacity
22
A material that is slightly repelled by a magnet is called :
Answer
C. Diamagnetic
23
Reactive power can be calculated using:
Answer
D. kVA x sin phi
24
The metal used for the control spring in an electrical instrument is :
Answer
D. Phosphor-bronze
25
An instrument using gravity control will read correctly if used in :
Answer
A. the vertical position only
26
Calculate the unknown resistance Rx in a Wheatstone bridge when P = 10 ohms, Q = 100 ohms, and S = 600 ohms:
Answer
A. 6000 ohms
27
Sweep of ceiling fan refers to: : *
Answer
D. double the distance from centre of motor to tip of blade
28
Which of the electrical instruments have to be connected in the same manner for measurement?
Answer
C. voltmeter and frequency meter
29
Capacitance is not affected by :
Answer
D. frequency |
30
The resistance of an aluminium wire of a given length and diameter when compared with that of copper wire is :
Answer
B. more irrespective of the sizes taken
31
Achoke coil of an operating fluorescent lamp is short circuited. What is the consequence? |
Answer
C. the current becomes so large that it damages the tube
32
The unit of inductance is henry and the unit of inductive reactance ia :
Answer
C. ohms
33
A double capacitor motor of 0.5 kW when connected to 240 V 50 Hz mains at power factor 0.8 takes a full load current of :
Answer
D. 2.6A 36/2014 6 A
34
Which type of fire extinguisher is to be used on electrical equipment or installation under fire?
Answer
B. halon type
35
What is the type of winding wire you would select for rewinding the armature of a mixer/liquidizer motor?
Answer
C. super enameled copper wire
36
Current drawn from the supply by a permanent capacitor motor will be :
Answer
A. lagging the voltage less than 90°
37
Which one of the following is an active component in an electric circuit’
Answer
D. diode
38
What is the type of supply on which a universal motor can work?
Answer
C. both on A.C. and D.C. supply
39
You are repairing a pump that lifts too less water than earlier. What could be the probable reason for this fault?
Answer
B. impeller damaged
40
As a general rule before connecting the meters to the circuit, we should see whether the pointer is at zero or not. The rule is not applicable in case of :
Answer
D. Megger
41
‘Traps are classified according to their :
Answer
B. Shape and use
42
How many numbers of tapes containing in a hand tap set: : “
Answer
A. Three
43
Which tool is used to hold larger diameter pipes?
Answer
D. Chain pipe vice
44
Which device is used to burning the refuse : |
Answer
A. Incinerator
45
—————— is practically the only flux used for brazing :
Answer
C. Borax
46
What happens to socket end in expansion joint when pipe contracts?
Answer
B. Moves backwards |
47
Which joint is used for temporary pipe line :
Answer
D. Flanged joints
48
Cast Iron detachable joints are used to join :
Answer
C. AC pressure pipes
49
Which device is used for tapping water from main pipe line for fire fighting purpose : |
Answer
A. Hydrants
50
Which type water treatment process is used for removing suspended impurities like silt, clay, | sand etc : |
Answer
D. Plain sedimentation 36/2014 8 A |
51
Bib cock spindle continuously slipping when the tap is turned and tap does not shut off:
Answer
A. Spindle thread worn out
52
Which fitting is used to supply stream of water from bottom sections of bow] in bidet?
Answer
C. Jet
53
Sump is a underground structure which is used to:
Answer
D. Store water
54
§4. The lowermost level or surface of a sewer ia known as:
Answer
B. y Invert
55
—— is used to prevent earth shding during trench excavation :
Answer
A. Timbering & shoring
56
What type of flux is used for soldering copper sheets, brass sheets and tin plates?
Answer
B. Zine chloride
57
What type of chisel is used for paring and finishing joints?
Answer
C. Paring chisel
58
What is used for disposing the effluent of septic tank :
Answer
C. Soak pit
59
Which filter is used in small industrial plants?
Answer
D. Pressure filter
60
What tool is used to cut any diameter of pipe |
Answer
B. Multi-wheel chain pipe cutter
61
Unit of power is :
Answer
D. Watt
62
One Newton is equal to :
Answer
C. 10° dynes
63
Surface area of sphere is :
Answer
D. 4ar
64
The resultant R of two forces P and Q acting at an angle @ to each other is given by the equation:
Answer
D. R* =P? +Q?-—PQcos 0
65
The product of 12 “a is equal to: 8 a
Answer
B. ri
66
10 side polygons are called :
Answer
A. Decagon
67
The efficiency of first system of pulley is :
Answer
A. W «100
68
Answer
D. y = :
69
The value of 0.840.008 4 0.08 is:
Answer
C. 0.888
70
The value of Sin
Answer
B. is equal to:
71
Annealing is done :
Answer
C. To soften steel for machining
72
The perimeter of a rectangle having sides ‘x’ and ‘y’ is:
Answer
B. 2x42
73
Area of the scalene triangle is :
Answer
C. is (s -
74
Galena is the ore of :
Answer
B. Lead
75
623 by4=:
Answer
D. 8 A 11 36/2014 [P.T.O.}
76
The Fahrenheit scale is divided into : :
Answer
A. 180 equal parts
77
Dynamic friction is always:
Answer
A. Less than limiting friction
78
Latent heat of vaporization of water at 100°c is:
Answer
D. 540 cal/g
79
DEY lemme find x : 2 4 8 t Fr
Answer
C. c) —
80
‘The moment about a point in its line of action is :
Answer
B. Q
81
Who among the following has started the Public Work Department in India in 1848?
Answer
B. Lord Dalhousie
82
Whocalled Ayyankali as ‘Pulaya Raja’?
Answer
D. Mahatma Gandhi
83
Who was popularly known as ‘Superintendent Ayva?
Answer
A. Thycaud Ayya Gurukkal
84
Who led the Revolt of 1857 at Kanpur?
Answer
B. Nana Saheb
85
Mannathu Padhmanabhan’'s Autobiography? |
Answer
A. Ente Jeevitha Samarangal
86
Who among the following was thrice elected as President of Indian National Congress?
Answer
D. Dadabai Naoroyi
87
All India Trade Union Congress formed at :
Answer
C. Mumbai in 1920
88
Temple entry proclamation in Travancore was issued in:
Answer
A. 12 Nov 1936
89
Who was clected as the President of All India Khilafath Conference met at Delhi in 1919?
Answer
D. Shaukath Ah
90
Yachana Yathra was led by :
Answer
D. V-T. Bhattathirippad
91
Who was the author of the famous work ‘Jathikummi?
Answer
A. K. P. Karuppan
92
Darsanamala was written by :
Answer
B. Sree Narayana Guru
93
Who among the following was not a member of the Cabinet Mission? |
Answer
C. Radcliffe
94
Founder of the ‘Forward Block’?
Answer
D. Subash Chandra Bose
95
Moksha Pradeepam was written by :
Answer
B. Brahmananda Swami Sivayogi
96
Samathwa Samajam was formed by :
Answer
B. Vaikunda Swamikal
97
Who was nicknamed as ‘Vidhyadirajan’ :
Answer
C. Chattambhi Swamikal
98
The slogan ‘India for Indians’ was raised by :
Answer
C. Swami Dayananda Saraswathy
99
Name the News Paper owned by Gandhiji in South Africa :
Answer
A. Indian Opinion
100
Who among the following were the official Congress negotiators with the Cripps Mission?
Answer
C. Jawaharlal Nehru and Maulana Adbul Kalam Azad

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