| Post Name | TRADESMAN (Sheet Metal) |
|---|---|
| Department | TECHNICAL EDUCATION |
| Question Paper Code | 113/2022 |
| Category Code | 767/2021 |
| Date of Test | 11 November 2022 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
What is the other name of Universal combination shear?
Answer
C. Gilbow shear
2
Which material is used to make Hacksaw blade?
Answer
B. High speed steel
3
Which chisel is used to cut oil grooves?
Answer
B. Half round nose chisel
4
How the nominal length of a hand file is specified?
Answer
Question Cancelled
5
What is the point angle of a general purpose drill?
Answer
D. 118 degree
6
Which of the following is used to finish the internal thread?
Answer
D. Bottoming Tap
7
Which type of mallet is look like an ‘egg’, by its shape?
Answer
C. Bossing mallet
8
Which sheet metal hammer is used for setting the wired edge in a sheet metal work?
Answer
C. Creasing hammer
9
What is the beveled angle of half moon stake?
Answer
B. 45 degree
10
What is the other name of ‘C spanner?
Answer
C. Hook spanner
11
Which screw driver is used where a straight screw driver will not reach?
Answer
D. Offset screw driver
12
Which holding device is used to hold small diameter jobs?
Answer
D. Pin vice
13
What is the other name of hammer lock seam?
Answer
A. Pitts burgh seam
14
Which locked grooved seam is formed by using grooved mandrel?
Answer
B. Internal locked grooved seam
15
What is the purposes of edge stiffening?
Answer
Question Cancelled
16
What is the other name of stake joint?
Answer
B. Toy joint
17
Which formula is used to determine the wiring allowances?
Answer
B. 2.5 × d + t
18
Which joint is a single lock is slipped into the double lock?
Answer
D. Slip joint
19
How can we calculate the hemming allowance?
Answer
D. 3 to 4 times the thickness
20
Which dovetail seam is used for joining collar to flange without solder or rivets?
Answer
A. Plain dove tail seam
21
Named the operation of punching circular holes in a regular pattern or evenly spaced?
Answer
B. Perforating
22
Which development method is used make an oval to circle transformer piece?
Answer
C. Triangulation method
23
Which is the operation of forming impressions of figures, letters or designs on sheet metal?
Answer
D. Embossing
24
Which is the operation of cutting a sheet metal through part of its length and then bending
the cut portion?
Answer
A. Lancing
25
Which is the operation of producing cup shaped articles from flat sheet metal blanks?
Answer
A. Drawing
26
Which development method is used to develop articles or components which belong to the
class of prisms which have a constant cross section throughout their length?
Answer
A. Parallel line method
27
Which spinning lathe tool is used for first step in spinning for hard metals such as brass
and steel?
Answer
C. Ball tool
28
In spinning which tool is used to give shape for inside formation?
Answer
B. Hook tool
29
What is the sheet metal operation if reducing the diameter of the pipe for joining to same
diameter of other pipe?
Answer
A. Crimping
30
Which of the following operation is used to remove the metal to the required shape from the
edge of the sheet, to facilitate subsequent forming operation?
Answer
D. Notching
31
In spinning which die is used to form the neck of a vessel after initial drawing?
Answer
C. Core die
32
Which of the following is a power press operation of making a cut out of any shape on a
component?
Answer
A. Piercing
33
Which development method is applied for developing the pattern of articles or components
which are tapered to an apex?
Answer
B. Radial line method
34
Which of the following operation of cutting sheet metal in a straight line along the length?
Answer
C. Slitting
35
Which of the following is a power press operation of producing a flat component from a strip
of sheet metal?
Answer
C. Blanking
36
Which of the following sheet metal machine is used for folding sheet in to different angles?
Answer
A. Bar folder
37
Which of the following statement is correct?
Answer
C. Both
38
Which of the following is an operation of cutting sheet metal with the help of a punch and die
on a power press?
Answer
D. Shearing
39
Which of the following operation is used where spherical or semi spherical articles are to be
made?
Answer
A. Raising
40
Which of the following operation of straightening the curved or bent sheet metal parts, on a
press?
Answer
D. Planishing
41
The distance of a drill advances into the work in one complete rotation is called?
Answer
C. Feed
42
What is the other name Circular shears?
Answer
D. Rotary Shears
A 7 113/2022
43
Which machine is used for making double hemming?
Answer
B. Bar folder machine
44
Which machine is used to form sheet metal or wires to various curvatures and diameters?
Answer
B. Roll forming machine
45
Name the process of making the surface of a metal clean and free from scratches?
Answer
A. Polishing
46
While bending sheet, if the bending force is removed, because of the elasticity of the material
the required deformation is not achieved. What is called this phenomenon?
Answer
D. Spring back
47
If a piece of steel is heated, what will happen to it?
Answer
D. All of the above
48
Which machine is good for producing a high shine or luster?
Answer
B. Buffing machine
49
What is the ideal temperature of spray painting?
Answer
B. 24° C
50
The jig which is used while drilling small piece parts, the body of this type of jig is machined
from a solid block of steel :
Answer
A. Solid jig
51
How the fly press are specified?
Answer
D. Size of screw rod
52
What is the equation for find out the cutting speed in drilling?
Answer
A. V = π dn / 1000 m / min
53
Which physical property of metal have conductivity of heat and electricity?
Answer
D. Conductivity
54
What is the colour of copper metal?
Answer
A. Reddish brown
55
Carbon percentage in cast iron is :
Answer
D. 2 to 4
56
Which material is used to produce high speed steel along with chromium, vanadium and
molybdenum?
Answer
B. Tungsten
57
Gun metal contains :
Answer
C. 88% Copper 10% Tin and 2% Zinc
58
Specific gravity of Lead is :
Answer
A. 11.36
59
How Indian Standard Steel Sheets are designated?
Answer
A. ISSH
60
What should be the weight of 50ISF10 of 1 meter?
Answer
C. 3.93 kg
61
What is ISPL?
Answer
A. Indian Standard Steel Plate
62
How many types of steel angles are used in engineering work?
Answer
D. 2
63
ISSH 3200 × 600 × 1.00 where 3200 is :
Answer
A. Length of the sheet
64
What is CRCA?
Answer
D. Cold Rolled Close Annealed
65
The reading accuracy of steel rule is :
Answer
C. 0.5 mm
66
Size of try square is specified by :
Answer
A. Length of the blade
67
The angle between the tongue and the body of ‘L’ square is :
Answer
D. 90°
68
Which of the following is an indirect measuring tool?
Answer
B. Inside calipers
69
Scribers are made of :
Answer
C. High carbon steel
70
Which one of the following is the use of dividers?
Answer
B. Stepping distance
71
Which compass is used to draw circles and arcs too large dimensions?
Answer
D. Beam compass
72
Which punch is used for marking light punch mark needed to position dividers and
trammels?
Answer
A. Prick punch
73
The least count of metric outside micrometer :
Answer
B. 0.01 mm
74
In vernier calipers main scale reading 60 mm vernier division coinciding with the main scale
is 28th division, then the reading will be :
Answer
B. 60.56 mm
75
The thickness of sheet is measured with :
Answer
D. Standard wire gauge
76
Which gauge is used to determine pitch of thread?
Answer
C. Screw pitch gauge
77
How many types of riveted joints are made in construction and fabrication work?
Answer
C. 4
78
What temperature eutectic alloy solder melts?
Answer
A. 183°C
79
Which is a hard soldering process used to join copper, brass and most ferrous metals?
Answer
B. Brazing
80
What is the temperature range of oxy-acetylene flame?
Answer
D. 3100 to 3300°C
81
What type of equipment used for lighting the torch of blow pipe?
Answer
B. Spark lighter
82
Which metal welding process the carburizing flame is used?
Answer
D. Stellite
83
The two commonly used inert gas in TIG welding :
Answer
A. Argon and Helium
84
Spot welding, seam welding, butt welding, flash butt welding, projection welding are
different methods of :
Answer
D. Resistance welding
85
What is the process of separating metal on heating by chemical reaction of oxygen and heated
metal?
Answer
A. Gas cutting
86
Which is the material that cannot be cut with water jet cutting?
Answer
B. Diamond
87
Which electrode material is used for plasma cutting?
Answer
A. 2% Thoriated tungsten
88
Which cutting method produces the least Kerf?
Answer
C. Laser cutting
89
The process of chemical cleaning of metal with dilute sulphuric acid or mixed acids :
Answer
C. Pickling
90
What is the name of process where the layer of metal deposited by electrically on another
metal?
Answer
D. Electroplating
91
The advantages of aluminium fabrication using various sections is, because it is:
Answer
A. Light weight, resist corrosion
92
Which aluminium sections are used as central member of door frame?
Answer
D. Door mullions
93
Which screw thread of 55° included angle and depth of thread is 0.6403 × P is used in general
fasteners?
Answer
A. BSW thread
94
What is referred in screw thread specification M 24 × 2?
Answer
B. Major diameter and pitch
95
Which seam is used for join roof panel section?
Answer
D. Standing seam
96
Which seam is used for duct work?
Answer
A. Pitt’s burgh lock seam
97
Which hammer is used when damaged vehicle bodies are to be heated and reshaped?
Answer
D. Top circular and bottom square faced hammer
98
Which aluminium alloy is used for aircraft industry?
Answer
C. Duralumin
99
How many rectangular pieces of 50 cm × 20 cm can be cut from a sheet 1000 cm × 500 cm?
Answer
B. 500
100
Sin 30 = , the value of Sin 60 is :
2
1 2
Answer
C. ¥
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