| Post Name | Draftsman Gr III/ Overseer Gr III (Mechanical), Draughtsman Gr II (Mechanical) - Harbour Engineering, Kerala Electrical and Allied Engineering Company Ltd |
|---|---|
| Question Paper Code | 210/2023 |
| Category Code | 151/2022, 547/2022 |
| Date of Test | 27 October 2023 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
What is the standard size of trimmed A4 size drawing sheet?
Answer
C. 210 mm Γ 297 mm
2
Which is the three dimensional view whose front corner line is vertical and other bottom
edges inclined 30 degrees to the horizontal line?
Answer
C. Isometric view
3
What is βitalicsβ?
Answer
D. Inclined letters
4
What is an arc?
Answer
A. Part of a circle between any two points on the circumference
5
What is the ratio of the length of the drawing to the actual length of the object?
Answer
D. RF scale
6
Which of the following is correct, when the plane of projection placed in between object and
the observer?
Answer
B. Third angle projection
7
What will be the plan of a line which is perpendicular to the vertical plane?
Answer
D. Equal to the actual length
8
Which type of assembly provides interchangeability between the components?
Answer
B. Non selective assembly
9
What is the difference between the βmaximum limit of sizeβ and the βminimum limit of sizeβ in
the system of limits and fits?
Answer
D. Tolerance
A 3
10
How many fundamental deviations are there in the system of limits and fits?
Answer
C. 25
11
Which among the following statements is correct about the eccentricity of an ellipse?
Answer
A. Less than one
12
What is the name of the orthographic view made after removing the part between the cutting
plane and the observer to reveal the internal details?
Answer
D. Sectional view
13
What is the name of the curve formed while cutting a right circular cone by a plane
perpendicular to its axis?
Answer
D. Circle
14
What is thread angle of British Standard Fine thread
Answer
D. 55 degrees
15
What is the taper of a gib head key?
Answer
C. 1 : 100
16
What is the value of one micron?
Answer
C. 0.001 mm
17
Which is the type of file with its edges along the width of the file, are parallel through out the
length?
Answer
B. Hand file
18
What is the angle formed between the top face of the cutting point and normal to the work
surface at the cutting edge of a chisel while chipping?
Answer
A. Rake angle
19
Which is the part of a three jaw chuck of a lathe on which scroll thread is cut at its one side?
Answer
A. Crown wheel
20
To which among the following βCaulking and fulleringβ is related?
Answer
D. Rivetted joints
21
Which is the cutting tool material contains Aluminium oxide as its main constituent?
Answer
B. Ceramics
22
What is the method of feeding the work against the direction of rotation of the milling cutter
while milling?
Answer
D. Up cut milling
23
24 main scale divisions of a vernier caliper are divided into 25 equal parts on the vernier
scale. Value of one main scale division is one millimeter. What is the least count of the
vernier caliper?
Answer
B. 0.04 mm
24
In which micrometer the graduations are numbered in the reverse direction, to that marked
on an outside micrometer?
Answer
A. Depth micrometer
25
Which is the βgrade of slip gaugesβ used as a calibration grade for reference, to test all the
other grades?
Answer
D. Grade βOOβ accuracy
26
What is the use of βstakesβ in sheet metal works?
Answer
C. For bending, seaming or forming
27
In which type of engine the combustion in the cylinder is initiated by an external ignition
source?
Answer
A. Spark ignition engine
28
What is the distance measured along the pitch circle, from a point on one tooth to a
corresponding point on the adjacent tooth of a spur gear?
Answer
C. Circular Pitch
29
What is the melting temperature of Tungsten?
Answer
D. 3380Β°C
30
Which among the following is not a non-ferrous metal?
Answer
D. Pig iron
31
Which is the property of a metal to withstand shock or impact?
Answer
A. Toughness
32
How to calculate the specific gravity of a substance?
Density of the substance Density of the substance
Answer
A. Density of the substance
33
What is work done in unit time?
Answer
C. Power
34
What is the energy possessed by a body by virtue of its position?
Answer
C. Potential Energy
35
What is the quantity of heat required to raise the temperature of one gram of a substance
through one degree celsius?
Answer
C. Specific heat
36
What is the ratio of Break horse power and the Indicated horse power, which is expressed in
percentage?
Answer
D. Mechanical efficiency
37
Which among the following is the moulders hand tool used for making a series of holes on the
mould?
Answer
C. Vent wire
38
What is the included angle of an Acme thread?
Answer
C. 29Β°
39
What is the name of the quadrilateral with all the four sides are different and only two sides
are parallel?
Answer
D. Trapezoid
40
What is the advantage of using herring-bone gears?
Answer
D. Resisting the thrust loads in the shaft bearings
41
The lead of a tripple start thread is 4.5 mm. What will be the pitch of the thread?
Answer
C. 1.5 mm
42
What is the least count of a metric vernier bevel protractor?
Answer
A. 5 minutes
43
Where is the position of plan in first angle projection?
Answer
D. Below the elevation
44
What is the name of thin line projecting from feature and extending beyond dimension line?
Answer
C. Extension line
45
What is the direction of rotation of driving and driven shafts in cross-belt drive?
Answer
A. Opposite
46
What is force?
Answer
B. Mass Γ Acceleration
47
What is the latent heat of fusion of ice?
Answer
D. 80 cal/gram
48
What is the name of the gears whose axes are parallel and whose teeth are parallel to the
centre line of gears?
Answer
C. Spur gear
49
Which pulley is used to increase the arc of contact, and also to produce a more tension in the
belts?
Answer
C. Jocky pulley
50
What is used to make a long shaft by joining the pieces of shaft?
Answer
C. Couplings
51
Which among the following converts mechanical energy in to electrical energy?
Answer
B. Generator
52
Which of the following statement is/are correct about welded pipe fittings?
(i) Used for making permanent connections
(ii) These fittings will have the same thickness as that of the pipe
Answer
C. All of the above (i) and (ii)
53
Which of the following statement is/are correct about Ball valve?
(i) A spherical shaped rotating part with a hole at the centre to keep the flow in ON or
OFF position through the pipe lines
(ii) It is called as junction valve
Answer
A. Only (i)
54
The motion of the follower away from the center is known as :
Answer
B. Rise
55
Which of the following reciprocates or oscillates in a direction vertically upward and
downward?
Answer
Question Cancelled
56
Which of the following statement is/are correct about reciprocating pump?
(i) These pumps are positive displacement pump
(ii) The suction and delivery pipes are provided with non-return valves
(iii) These are also known as rotodynamic pump
Answer
B. Only (i) and (ii)
57
Which of the following statement is/are correct about steam boilers?
(i) It should produce maximum quantity of steam with minimum fuel consumption
(ii) It should rapidly meet the fluctuation of load
(iii) It should be capable of quick starting
Answer
D. All of the above (i), (ii) and (iii)
58
Which of the following boiler mountings object is to put off the fire in the furnace of the boiler
when the level of water in the boiler falls to an unsafe limit, and avoid explosion due to
overheating of the furnace plate?
Answer
C. Fusible plug
59
Which one of the following is not a boiler accessory?
Answer
A. Safety valve
60
Which of the following statement is/are correct about the Design criteria of pressure vessels?
(i) Internal/external pressure
(ii) Dead loads due to the weight of the vessel and contents
(iii) Startup and shutdown loads
Answer
D. All of the above (i), (ii) and (iii)
61
Which of the following statement is/are correct about Double acting cylinder?
(i) Stroke length is unlimited
(ii) Stroke is limited by the compressed length of the spring
Answer
A. Only (i)
62
When a component is produced with one single punch and die where the entire outer profile
is cut in a single stroke the tool is called?
Answer
B. Blanking tool
63
Which tool transform flat sheets of metal into cups, shells or other drawn shapes by
subjecting the material to severe plastic deformation?
Answer
C. Drawing tool
64
Which of the following statement is/are correct about a Progressive press tool?
(i) The final component is obtained by progressing the sheet metal or strip in more than
one stage
(ii) Two or more operations such as bending and trimming will be performed
simultaneously
Answer
A. Only (i)
65
Which of the following is used for alignment between top and bottom halves of the press
tools?
Answer
D. Guide pillar and Guide Bush
66
What is the side of the largest square cut out from a circle of 50 cm diameter?
Answer
C. 35.36 cm
67
Find out the area of a regular hexagon whose side is 2 cm?
Answer
B. 10.392 cm2
68
The ratio between the distances moved by the effort to the distance moved by the load is
known as :
Answer
D. Velocity ratio
69
Calculate the mechanical advantage of machine, if effort applied 250 kg and load of 1000 kg
is lifted by a simple machine having a velocity ratio of 5 :
Answer
A. 4
70
Which part of a Vernier bevel protractor should be kept in contact with the datum surface
from which the angle is measured?
Answer
C. Stock
71
Which of the following statement is/are correct about spring joint caliper?
(i) Spring joint calipers have the advantage of quick setting
(ii) Fine setting is done by tapping the caliper lightly on a wooden surface
(iii) The setting made will not change unless the nut is turned
Answer
B. Only (i) and (iii)
72
Which of the following statement is/are correct about Go and No-Go gauges?
(i) The dimension of the Go-end is equal to the minimum permissible dimension
(ii) The dimension of the No-Go end is equal to the maximum permissible dimension
Answer
C. Both (i) and (ii)
73
Which of the following statement is/are correct about Laws of friction?
(i) Frictional force is directly proportional to the normal reaction between contacting
surfaces
(ii) Frictional force acts opposite to the direction of motion
(iii) Frictional force is dependent over the area and shape of contacting surfaces
Answer
A. Only (i) and (ii)
74
Which of the following statement is/are correct about centre of gravity?
(i) The centre of gravity of a circle is its centre
(ii) The centre of gravity of a right circular Cone is at a 1/8 distance of from its base
(iii) The centre of gravity of a triangle is at the point where the medians of the triangle
meet
Answer
B. Only (i) and (iii)
75
Which of the following statement is/are correct about Centesimal system?
(i) This is called British System and in this system, one right angle is divided into 90 equal
parts which are called degrees
(ii) This is called French System and in this system, the right angle is divided into 100
equal parts which are called grades
(iii) In this system, the unit of measuring angles is radian
Answer
B. Only (ii)
76
Find the length of arc of a sector of circle, whose radius is 14 cm and the angle of sector is
90Β° :
Answer
A. 22 cm
77
Which of the following statement is/are correct about stress?
(i) When a material is subjected to two equal and opposite axial pulls, the material tends
to increase in length. The resistance offered against this increase in length is called
tensile stress
(ii) When a material is subjected to two equal and opposite axial pushes, the material tends
to decrease in length. The resistance offered against the decrease in length is called
compressive stress
(iii) When a material is subjected to two equal and opposite forces acting tangentially across
the resisting section, the body tends to be sheared off across the cross section. The
stress included is called shear stress
Answer
D. All of the above (i), (ii) and (iii)
78
If x + y = 10 and xy = 24 Find x 2 + y2 ?
Answer
C. 52
79
Which of the following statement is/are correct about types of machine foundations?
(i) Block type machine foundations consist of a pedestal resting on a footing
(ii) Frame type consists of vertical columns having a horizontal frame at their tops
(iii) Box type machine foundation consists of a solid concrete block
Answer
A. Only (i) and (ii)
80
Which of the following decides the size of the foundation?
(i) The type of the soil
(ii) The weight of the machine
(iii) The vibration when it is operating
Answer
D. All of the above (i), (ii) and (iii)
81
What is the value of lower critical temperature for all plain carbon steels?
Answer
C. 723Β°C
82
When the steel on being heated reaches the required temperature, it is held in the same
temperature for a period of time. This allows the heating to take place throughout the section
uniformly. This process is called :
Answer
B. Soaking
83
Which heat treatment process is used to refine the grain structure of the steel?
Answer
A. Normalising
84
Which of the following statement is/are correct?
(i) RAM is a permanent memory
(ii) Bit is the smallest storage unit in the computer
(iii) Set of characters that has been gathered and translated for some purpose, usually
analysis
Answer
Question Cancelled
85
Which one of the following is a computer program designed to perform a group of coordinated
functions, tasks, or activities?
Answer
C. Application Software
86
Which of the following is/are the components of a CAD package?
(i) Design
(ii) Analysis
(iii) Visualization
Answer
D. All of the above (i), (ii) and (iii)
87
Which of the following statement is/are correct?
(i) User coordinate system is an indication to the use of for which plane the drawing is
drawn
(ii) Cross hair is the pointer used to draw, select and to locate
(iii) Layout tabs are used to select the particular plane the drawing
Answer
C. Only (i) and (ii)
88
Which command in auto cad creates a repeating pattern of the selected objects?
Answer
B. Array
89
Which of the following statement is/are correct about object snaps in Auto Cad?
(i) A rectangular system of measurement to locate points in the drawing area
(ii) A system to locate of the coordinate system
(iii) A method for indicating point locations using existing drawing object as a reference
Answer
C. Only (iii)
90
Which co ordinate system is used to draw a line to a known distance at a particular known
angle?
Answer
B. Polar co-ordinates
91
Which of the following statement is/are correct about surface modeling?
(i) A volume that represents a 3D object, and has properties such as mass, center of
gravity and moments of inertia
(ii) Consists of vertices, edges, and faces that use polygonal representation to define a 3D
shape
(iii) A thin shell that does not have mass or volume
Answer
C. Only (iii)
92
Which 3D command allows to extrude several shapes and make one continuous object?
Answer
A. Loft
93
Which function key is used for activating Ortho command in auto cad?
Answer
B. F8
94
A Scooty is sold for Rs. 15,000 and fetches a loss of 20%. Find the cost price of the Scooty :
Answer
C. 18,750
95
What is the total estimation cost for making the component of 10 drilled hole dia 12 mm and
6 Nos of M10 taps in the plate, if Rs. 10 per drilled holes and Rs. 20 per drill and tap?
Answer
B. Rs. 220
96
Which one of the tool in solid works to create solid 3D models like block, cube, cylinder,
3D polygon, 3D elliptical shapes?
Answer
D. Extrude boss
97
Which of the following statement is/are correct about Feature Manager-Design Tree in solid
works?
(i) Names of features are displayed from top to bottom in the order created in the Feature
Manager design tree, unless recorded them
(ii) The Feature Manager design tree in assemblies displays components, a mates folder,
and assembly features
(iii) The Feature Manager design tree in drawings contains an icon for each sheet
Answer
D. All of the above (i), (ii) and (iii)
98
Which one is a means to create, select, and view multiple configurations of parts and
assemblies in solid works?
Answer
C. Configuration Manager
99
Which 3D feature in solid works is used for creating 3D cylinder by selecting the axis and
rectangular profile?
Answer
B. Revolve
100
Which one lists and provides editing access to appearances, decals, scene, lights and cameras
that are applied to the current model in solid works?
Answer
A. Display Manager
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