| Post Name | Tradesman (Fitting) |
|---|---|
| Department | Technical Education |
| Question Paper Code | 112/2022 |
| Category Code | 763/2021 |
| Date of Test | 10 November 2022 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
Which marking media is used for rough forging and casting with oxidized surfaces?
Answer
D. White wash
2
Engineers steel rule is graduated in 10 mm, 5 mm, 1 mm, 0.5 mm the reading accuracy of the
steel rule is :
Answer
C. 0.5 mm
3
Scribers are made of :
Answer
B. High carbon steel
4
Which one of the following most used datum surface in workshop?
Answer
A. Surface plate
5
Accuracy of outside caliper is :
Answer
D. 0.5 mm
6
Point angle of dot punch for marking witness mark :
Answer
B. 60 – degree
7
In a universal surface gauge where is the spindle is attached on :
Answer
C. Rocker arm
8
Surface plate are made of :
Answer
A. Good quality cast-iron
9
What is the angle of V groove in V BLOCK?
Answer
B. 90-degree
10
Which part of the combination set is used to mark and check 90 degree and 45-degree angles?
Answer
D. Square head
11
Generally which material is used to make hammer head?
Answer
B. Drop forged carbon steel
12
Where the weight of the hammer is shown on?
Answer
C. Cheek
13
Which one of the following is NOT correct about try square?
Answer
A. To used measure flatness
14
Which material is used for making leg vice?
Answer
A. Mild steel
15
Jenny caliper is used to :
Answer
B. For finding the centre of round bar
16
The base unit of Length in SI system is :
Answer
C. Meter
17
Which one of the following direct angular measuring instruments?
Answer
D. Bevel protractor
112/2022 4 A
18
One inch equal to —————— mm.
Answer
A. 25.4 mm
19
Accuracy of Bevel protractor :
Answer
D. 1-degree
20
Straight edges are used to check :
Answer
Question Cancelled
21
Select the correct statement about single cut file :
(i) The teeth are at an angle of 60 degree
(ii) For use filing soft metals
(iii) A single cut file has rows of teeth cut in one direction across its face
Answer
D. All of the above (i, ii and iii)
22
Identify the correct statements from the following about parts of file :
(i) Tang is a narrow and thin part of file which fit into the file
(ii) Ferrule is the part fitted to the tang for holding the file
(iii) Heel is the portion of the broad part without near the tang
Answer
Question Cancelled
23
In a double cut file, the first row of file is called :
Answer
Question Cancelled
24
Identify the wrong statement about the hand file :
(i) Similar to the flat file
(ii) The edges along the width of these file parallel up to two- thirds of the length and then
taper
(iii) The faces are double cut
Answer
C. (i) and (ii) Only
25
Which letter is denoted shellac bond on a grinding wheel?
Answer
D. Letter -E
26
Which file is used for finishing automobile bodies after bending?
Answer
C. Tinkers file
27
The length of the hacksaw blade is measured from :
Answer
D. Centre of one pin hole to the centre of another pin hole
28
Cape chisel is also known as :
Answer
A. Cross cut chisel
29
Which tap is used to finish the threads of a blind hole to the correct depth?
Answer
D. Bottoming tap
30
The point angle of twist drill for general purpose is :
Answer
B. 118 degree
31
What is the use of ratchet stop in micrometer?
Answer
B. Maintain uniform measuring pressure
32
The least count of vernier calliper is equal to :
Answer
C. Value of 1 M. S. D – Value of 1 V. S. D
33
The size of the vernier height gauge is specified by :
Answer
C. Length of the beam
34
What is the term of the algebraic difference between a size, to its corresponding basic size?
Answer
A. Deviation
35
In vernier bevel protractor, the value of each division of the vernier scale is :
Answer
D. 1 Degree 55 minutes
36
A plug gauge which has its GO- and NO-GO sizes on the same end is known as :
Answer
D. Progressive plug gauge
37
Gap between mating parts is checked by :
Answer
C. Feeler gauge
38
Bushes are generally provided in a jig to :
Answer
C. Guide the tool
39
In a countersinking, countersink head screws and deburring angle is :
Answer
A. 90 Degree
40
In a grinding wheel restore the correct cutting action of the wheel and remove clogs on the
surface of the wheel is called :
Answer
B. Dressing
41
It is a fit, which may sometimes provide clearance and sometime interference. Which class of
fit this :
Answer
A. Transition fit
42
In a screw thread the surface joining the crest and the root is called :
Answer
C. Flank
43
Knuckle thread is the modified form of :
Answer
A. Square thread
44
Which washers can be used for locking the nuts which are located near an edge or corner?
Answer
D. Tab washer
45
Identify the correct statements from the following about Woodruff key :
(i) it is a semi-circular key
(ii) this is Particularly useful on tapered fitting on shaft
(iii) this is parallel key with rounded ends
Answer
A. (i) and (ii) only
46
Which tool is used to in a riveting operation form the final shape of the rivet?
Answer
C. Rivet snap
47
The head of the soldering iron is made of :
Answer
B. Forged copper
48
The following Which type belt fastener is used on heavy duty machines :
Answer
D. Lagrelle type
49
Which gear is called herringbone gear?
Answer
D. Double helical gear
112/2022 8 A
50
In brazing filler rod is made of :
Answer
B. Brass
51
Name the cast iron which has the ability to minimize tool chatter in machine tools?
Answer
A. Grey cast iron
52
Name the furnace used in the smelting of iron ore :
Answer
A. Blast furnace
53
What is the purpose of groover?
Answer
C. Closing and locking of seam
54
Which is the main part of the forge furnace where metal is heated?
Answer
A. Hearth
55
Which quenching media is used for special alloy steels?
Answer
D. Cold Air
56
What is the material used in the manufacture of swage block?
Answer
B. Malleable cast iron
57
Which rivet is used in heavy structural work?
Answer
A. Pan head rivet
58
What is the temperature that change of structure to austenite starts at 723° in heat
treatment process?
Answer
C. Lower critical temperature
59
Which ore is used to extract zinc?
Answer
B. Calamine
60
Which method of surface hardening is done in a heated salt bath?
Answer
D. Liquid Carburizing
61
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
62
What is the uses of fullers?
Answer
A. For necking and grooving
63
Why lime stone serves as flux added to the ore in the blast furnace?
Answer
A. To form molten slag
64
Which method of heat treatment is used to improve machinability and ductility in the job?
Answer
C. Annealing
65
What is the OCV for welding in step-down transformer which reduces the main supply
voltage (220 or 440 volts)?
Answer
A. 40 and 100 volt
66
When bottom swage and top fuller are used together then which of the following operation is
done?
Answer
A. Drawing out
67
Which structure of steel contain 0% carbon?
Answer
A. Ferrite
68
What is the name of tool is used to support the snap head rivet?
Answer
D. Dolly
69
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
70
Which heat treatment process increases the wear resistance of steel?
Answer
C. Hardening
71
Find out the spindle speed for turning dia 40 mm cast iron rod, if the cutting speed is
15 m/min?
Answer
A. 119.3 rpm
72
Which is the operation of covering area of the metal with molten solder?
Answer
D. Tinning
73
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
D. Normalizing
74
Which is the part of anvil used for jumping and upsetting of metal?
Answer
C. Upsetting block
75
What is the appropriate heating temperature for forging of low carbon steel?
Answer
C. 1300°C
76
Which tool used in sheet metal work to scribe a circle or arc with a large diameter?
Answer
B. Trammel
77
What is the heat treatment process to remove extreme brittleness and induce toughness and
shock resistance in steel?
Answer
A. Tempering
78
Why agricultural equipment is made up of wrought iron?
Answer
D. Corrosion resistant
79
What is the merit of three jaw chuck in lathe machine?
Answer
A. Work can be set with ease
80
What type of cutting tool used in mass production?
Answer
C. Throw away type tools
81
Which is the vertical distance from crest to the root?
Answer
D. Depth
82
What type of mallet used for hollowing panel beating?
Answer
D. Bossing mallets
83
Which part is mainly supporting the lengthy job in lathe machine?
Answer
Question Cancelled
84
Which tool materials are manufactured by powder metallurgy technique?
Answer
A. Carbides
85
What type power transmission is transmitted by spur gear?
Answer
A. Parallel transmission
86
What is the purpose of back gear unit in lathe machine?
Answer
A. Reduce the spindle speed
87
What is the defect caused if the tool is not set to the correct centre height while facing?
Answer
C. Pip left in the centre
88
What is the name of the operation carried out in turning to remove burr and sharpness from
the edge of component?
Answer
B. Chamfering
89
Name the tool which is used to bring the plates closely together after inserting the rivet in
the hole :
Answer
C. Rivet set
90
Name the zinc coated iron :
Answer
D. Galvanised iron
91
Which sheet metal is highly resistant to corrosion and abrasion?
Answer
C. Aluminium
92
Out of the listed which internal defect in welding is invisible to naked eye?
Answer
B. Porosity
93
What is the storing capacity of oxygen cylinder?
Answer
A. 7 m3
94
Which process blow out the cylinder valve socket before connecting the regulator?
Answer
A. Cracking
95
Which flux used for soldering steel?
Answer
C. Ammonium chloride
96
Which factor determine the current setting during welding?
Answer
D. Diameter of electrode
97
What is the colour painted on the acetylene gas cylinders?
Answer
D. Maroon
98
Which arc welding machine provides better heat distribution in the electrode and job?
Answer
A. Rectifier set
99
What is the disadvantage of AC welding transformer?
Answer
D. Not suitable for welding non ferrous metal
100
What will cause if the nozzle touches the molten pool?
Answer
C. Back fire
Discussion
Ask a doubt or share a tip.
No comments yet — start the discussion.