| Post Name | Fitter, Tradesman (Fitting), Fitter Grade II- Kerala Water Authority, Technical Education, Kerala State Water Transport |
|---|---|
| Question Paper Code | 042/2024 |
| Category Code | 253/2023, 420/2023, 688/2023 |
| Date of Test | 19 April 2024 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
marking media used for casting and forging surfaces is
Answer
B. Chalk powder
2
Which of the following is not a type of direct measuring instrument ?
Answer
A. divider
3
The point angle of scriber is
Answer
B. 12° to 15°
4
Baseline dimensions are referenced from a common geometric feature known as a
Answer
B. datum
5
Which is used to find out the centre of a round bar ?
Answer
C. Jenny caliper
6
This punch is used for making witness marks
Answer
C. 60° Prick Punch
7
The part of the universal surface gauge which helps to draw a parallel line along a
datum edge is the
Answer
D. Guide pins
8
Which type of instrument is a combination set ?
Answer
A. A non-precision instrument
9
What is the advantage of granite over cast iron in making surface plates ?
Answer
D. Won’t rust by moisture
10
during marking, the reference surface is provided by
Answer
A. marking-off table
11
The middle portion of the hammer head is called as
Answer
D. Cheek
12
The bench vices are specified by the
Answer
D. Width of jaw
13
Combination pliers are not used for
Answer
B. Hammering
14
Which screw driver is used for driving star headed screw ?
Answer
B. Philips screw driver
15
What is the width of narrow steel rule ?
Answer
C. 5 mm
16
Try square is used to set work piece of right angles on
Answer
D. Work holding devices
17
At which part of the precision straight edge is generally lapped ?
Answer
C. Edges only
18
Bevel is used for
Answer
Question Cancelled
19
The degree of closeness of the measured value of a certain quantity with its true
value is known as
Answer
A. Accuracy
20
One yard = __________ inch.
Answer
A. 36
21
Which of the following is the commonly used file to finish inside the teeth of gear
wheels ?
Answer
D. Barrette file
22
Which file is known as a fish backfile ?
Answer
B. Crossing file
23
A hacksaw blade of 300 mm length has 375 teeth. What is the classification and
type of saw set of the blade ?
Answer
A. Fine, wave set
24
Which scraper is used to scrape small diameter holes and deburring edges of
holes ?
Answer
B. Triangular scraper
25
Where will you concentrate while chipping ?
Answer
B. Cutting edge of the chisel
26
What is the main advantage of the radial drilling machine ?
Answer
A. Heavy work pieces can be machined in any position without moving them
27
low helix angle drills are used for drilling holes in
Answer
D. Plastics
28
The distance a drill advances into the job in one complete revolution is known as
Answer
C. Feed
29
Which of the following is incorrect about feeler gauge ?
Answer
A. A feeler gauge has number of blades of equal thickness
30
A grinding wheel is specified by C 70 G 7 R 23. Here C stands for
Answer
D. Silicon carbide
31
An outside micrometer has a negative error. The correct reading can be taken by
Answer
B. Adding the negative error in the actual reading
32
Where will be the vernier scale is present in vernier bevel protractor ?
Answer
C. Circular plate
33
For general use, the measuring tip of a comparator should be
Answer
D. Spherical
34
For inspection purpose, ________ slip gauges are used.
Answer
D. 0 grade
35
External taper can be accurately measured with the help of
Answer
A. Sine bar and slip gauges
36
Which of the following is not correct about fixture ?
Answer
B. It is used to guide the cutting tool
37
Upper deviation is the algebraic difference between the _________ and
corresponding basic size.
Answer
C. maximum limit of the size
38
minimum clearance is the difference between _________ size of the hole and the
_________ size of the shaft.
Answer
D. minimum, maximum
39
The error which arises when the zero of main scale reading and vernier scale
reading do not coincide upon joining the two jaws are
Answer
A. Zero error
40
In the hole and shaft pair designation of 40 H7/d9, the numbers 7 and 9 indicate
Answer
C. Tolerance grade
41
Which thread has a combined strength of square thread and V thread ?
Answer
D. Buttress thread
42
Which key transmits power through frictional resistance only ?
Answer
C. Saddle
43
Which bolt is commonly used in bearing for shafts ?
Answer
C. Square-headed bolt
44
What is the name of the nut which is a hexagonal nut with a washer ?
Answer
C. Flanged nut
45
A cotter joint is used to connect two _________ rods.
Answer
A. Co-axial
46
Which coupling requires accurate alignment of input and output shafts ?
Answer
A. Rigid
47
The purpose of using borax in brazing is to
Answer
B. Dissolve oxides when heating the work
48
The power transmitted by the belt drive can be increased by
Answer
D. All of the above methods
49
The main advantage of worm gear drive is
Answer
B. High velocity ratio
50
Which of the following is false ?
Answer
B. Cylindrical load bearing has lower load capacity as compared to deep groove
ball bearing
51
What is the purpose of annealing in steel ?
Answer
C. To relieve the internal stress
52
Which is the main part of the forge furnace where metal is heated ?
Answer
A. Hearth
53
What quenching media is used for special alloy steels ?
Answer
D. Cold Air
54
What is the material used in the manufacture of swage block ?
Answer
B. malleable cast iron
55
What is the temperature that change of structure to austenite starts at 723° in heat
treatment process ?
Answer
A. lower critical temperature
56
Which of the following vice is best suited for forging works ?
Answer
C. leg vice
57
Which method of surface hardening is done in a heated salt bath ?
Answer
D. liquid carburising
58
An operation of solid state welding process which is used to join two metal pieces
by heating them to a temperature and hammered together to join them
Answer
B. Forge welding
59
What is the uses of fullers ?
Answer
A. For necking and grooving
60
Which method of heat treatment to improve machinability and ductility in the job ?
Answer
A. Annealing
61
When bottom swage and top fuller are used together then which of the following
operation is done ?
Answer
B. Hollowing
62
Which structure of steel contain 0% carbon ?
Answer
A. Ferrite
63
Which is the most suitable place in the furnace to warm up the components ?
Answer
D. Away from the air spout and covered by a thick layer of coal from the above
64
In which method of surface hardening, the surface remains free from scales ?
Answer
D. Induction hardening
65
What is the operation upsetting ?
Answer
C. Process by which the cross sectional area of a metal piece is increased with a
decrease in length
66
Which heat treatment process increases the wear resistance of steel ?
Answer
C. Hardening
67
Which is the part of anvil used for jumping and upsetting of metal ?
Answer
C. Upsetting block
68
What is the process if hot steel is cooled slowly the old structure is retained and it
will have fine grains that makes it easily machined ?
Answer
A. Annealing
69
What is the appropriate heating temperature for forging of low carbon steel ?
Answer
C. 1300°C
70
What is the heat treatment process to remove extreme brittleness and induce
toughness and shock resistance in steel ?
Answer
A. Tempering
71
What is the another name of a snip ?
Answer
B. Hand shear
72
Which instrument is used to scribe a circle or an arc with a large diameter which
cannot be scribed by a wing combass ?
Answer
C. Trammel
73
Which type of snip is used for trimming cylindrical or conical work in sheet metal ?
Answer
B. Bent snip
74
Which type of mallets are used for hollowing panel beating etc. ?
Answer
B. Bossing mallet
75
Which tool is used where deeper lines are to be marked ?
Answer
C. Scratch awl
76
Which sheets are used for making acid tanks ?
Answer
A. lead sheet
77
What are the sheet metal workers anvil used for bending, seaming or forming ?
Answer
B. Stakes
78
Which type of stake is used when making small diameter tubes with thin gauge metal ?
Answer
C. Creasing iron
79
Which type of seam is used for roofing and pannelling joints ?
Answer
D. double grooved seam
80
What is used for closing and locking of seams in sheet metal work ?
Answer
A. Groover
81
Why cylinder keys are not removed from the cylinder while welding ?
Answer
B. To close in case of backfire
82
What is the colour of acetylene cylinder ?
Answer
D. maroon
83
Name the type of welding in which similar metals are joined together by melting and
fusing their joining edges with or without the filler metal.
Answer
B. Fusion welding
84
What is the angle of blow pipe and filler road in the left word technique of gas ?
Answer
D. 60° and 30°
85
Which type of test is used to detect surface defects in ferrous metals ?
Answer
C. magnetic test
86
Which tool is used to handle the hot metal welding job while cleaning ?
Answer
B. Tongs
87
The size of welding nozzle is determined by which factor ?
Answer
A. Diameter of its orifice
88
What is the melting point of the copper ?
Answer
D. 1083°C
89
Acetylene gas is the product of a chemical reaction between which compounds ?
Answer
C. Calcium Carbide and Water
90
Which type of flame contains excess of acetylene ?
Answer
C. Carburising flame
91
In a lathe, which part is used to provide a means to assemble the work holding devices
and transmit the drive from the main motor to the work ?
Answer
A. Headstock
92
Which one of the following is the specification of lathe ?
Answer
D. Both
93
Which part of the lathe is fitted on the top and to the front of the cross slide ?
Answer
A. Compound rest
94
In which type of lathe tool, carbon and tungsten are the chief alloying elements and
it is manufactured by powder metallurgy technique ?
Answer
C. Carbide tool
95
Which type of tool post consists of a circular tool post body and a pillar with a slot
for accommodating the tool or tool holder ?
Answer
A. Single way tool post
96
In which place the graduations are marked in the tailstock ?
Answer
B. Rear end of the base
97
Where is the multi point cutting tools are holding in a lathe operation ?
Answer
B. Tailstock
98
Which type of lathe cutting tools are made up of two different metals ?
Answer
C. Brazed tools
99
Cutting speed is expressed in which unit ?
Answer
D. metre/minute
100
Which type of taper is used in bores of spindles and noses of lathe ?
Answer
A. morse taper
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