| Post Name | JUNIOR INSTRUCTOR-OPERATOR ADVANCED MACHINE TOOLS -INDUSTRIAL TRAINING |
|---|---|
| Question Paper Code | 112/2018 |
| Date of Test | 22 November 2018 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
Which one is class ‘C’ fire?
Answer
D. electric fire
2
What is purpose of settings of teeth in hacksaw blade?
Answer
B. allow free movement of the blade
3
Which chisels in used to separate metal after chain drilling?
Answer
A. web chisel
4
The cutting angle of twist drills bits in general purpose :
Answer
D. 118°
5
Whit worth thread has an included angle of :
Answer
A. 55°
6
Which is the Blank size of M12 u 1.75 mm?
Answer
B. 11.82 mm
7
30 H7/g6; –––––––––– is represented by ‘g’.
Answer
C. Shaft
8
What is the formula of calculating drill size for reamer?
Answer
A. Reamed size – (Undersize + oversize)
9
The included angle of ‘V’ block :
Answer
A. 90°
10
Lip clearance angle in twist drill :
Answer
B. 8° – 12°
11
Benchvice is specified :
Answer
C. Width of jaw
12
In 5 S concept, 5 ‘S’ stands for ––––––––––.
Answer
D. Sort, Set, Shine, Standardize, Sustain
13
External thread cutter is known as :
Answer
A. die
14
In marking of grinding wheel the shellac bond is represented by which letter :
Answer
B. E
15
The least count of vernier micrometer :
Answer
C. 0.001 mm
16
The difference between maximum limit of size and the minimum limit of size is called :
Answer
D. tolerance
17
What is the equation of find the least count of vernier bevel protractor?
Answer
C. 2MSD-1VSD
18
The single cut file has rows of teeth cut in angle of :
Answer
B. 60°
19
Which of the following letter represented a grinding wheel of medium grade?
Answer
Question Cancelled
20
The top surface of joint the flank of the same thread is :
Answer
D. Crest
21
A tumbler gear is provided for :
Answer
A. Change the direction of feed
22
Which soluble cutting oil gives good performance in hard water?
Answer
C. SERVO CUT XL
23
Oblique cutting is most suitable for :
Answer
D. Rough turning
A 5 112/2018
24
The cause for this defect is the tool’s cutting edge being blunt or getting blunt during its
travel and the carriage not being locked; which defect is this?
Answer
B. Convex face
25
It is advisory that the tool to be used for finishing; the tool should have :
Answer
B. Larger nose radius than normal
26
The recommended cutting speed for turning medium carbon steel is :
Answer
Question Cancelled
27
When carbide tools are used –––––––––– higher cutting speed than that of the HSS tools
may be chosen.
Answer
D. 3 to 4 times
28
Which component is used for turning lengthy hexagonal bars along with fixed steady rest?
Answer
C. Cat head
29
The percentage of carbon in high carbon steel is :
Answer
D. None of these
30
Choose the correct factor about malleable cast iron :
Answer
Question Cancelled
31
Which material is used mostly for making crane hooks?
Answer
B. Wrought iron
32
Which determines the hardness or softness of abrasive wheel?
Answer
C. Grade of Bond
33
The selection of grinding wheel having hard graded bond for grinding hard metal which may
results :
Answer
Question Cancelled
34
Which is the example of splash method of lubrication?
Answer
C. Ring oiling
35
Which type of milling cutter is used for milling deep narrow slots and keyways?
Answer
A. Staggered teeth side milling cutter
36
Which factor is correct about Up-Milling?
Answer
B. The chip thickness is zero in starting
37
In Milling Machine which is the following provides extra stability to the machine?
Answer
A. Brace
38
Thin cut-off wheels are made with :
Answer
A. Organic Bond
39
Choose the correct RPM for turning a job having diameter 50 mm and cutting speed is
62.85 m/min :
Answer
B. 400
40
Which is heat treatment process produces a scale free surface on work piece?
Answer
A. Induction hardening
41
A closed loop control system is also known as :
Answer
C. Feedback control system
42
Which of the following is the advantages of CNC machine?
Answer
C. High accuracy and repeatability
43
Basic elements or components of NC system are
Answer
D. All of the above
44
Compared to open control system a closed control system is :
Answer
C. More accurate
45
The CNC command G 01 means :
Answer
A. Linear interpolation
46
Several machines are controlled by central computer is called :
Answer
C. DNC
47
The CNC command M 08 is for :
Answer
B. Coolant on
48
For the spindle rotation in clockwise, the CNC code is :
Answer
C. M 03
49
Which of the mode is selected to feed manually in CNC program?
Answer
A. Jog mode
50
Which of the following is non feedback control system?
Answer
A. Open loop control system
51
The G code for constant surface speed in CNC milling operation :
Answer
A. G 96
52
CNC machine operations are controlled by using
Answer
D. Program
53
In CNC machine MDA mode means :
Answer
B. Manual data automatic
54
In drilling operation which control system is suitable :
Answer
D. Point to point control system
55
Which of the following is the disadvantages of CNC machine?
Answer
B. High investment
56
What you mean by MPG in CNC machine?
Answer
A. Manual pulse generator
57
The instruction describing miscellaneous or auxiliary functions in CNC program is by :
Answer
A. M code
58
In PTP control system feed drive is only in :
Answer
D. Z axis
59
In CNC programming G code is
Answer
C. Preparatory function code
60
In CNC programming each Line of program is known :
Answer
B. Block
61
Cutting speed is expressed in :
Answer
D. Metre per minute
62
For rough and heavy cut suitable speed is :
Answer
D. Low speed
63
The storage symbol used in process chart is :
Answer
B. Triangle
64
If depth of hole is more than 10 times diameter drill then the drilling is called :
Answer
B. Deep hole drilling
65
The process chart shows the :
Answer
B. Sequence of operation
66
Which of the following operation work in slow speed?
Answer
B. Thread cutting
67
The hydraulic system use
Answer
B. Incompressible fluid
68
What you mean by TPM?
Answer
A. Total productive maintenance
69
The method of calculating the various quantities and expenditure in particular job or process
is called :
Answer
C. Estimation
70
Breakdown maintenance is also called :
Answer
D. None of these
71
In turning centre the spindle axis designated as :
Answer
D. Z axis
72
In CNC machine operation work offset is also known as :
Answer
C. Zero offset
73
The CNC lathe bed ways are made of :
Answer
A. Cast Iron
74
The carbon percentage in high carbon steel is :
Answer
D. 0.7 to 1.4%
A 11 112/2018
75
The property of material to retain its hardness at elevated temperature is known as :
Answer
D. Red hardness
76
Milling cutter is mounded on :
Answer
B. Arbor
77
Which feed is used for rough cutting?
Answer
A. Large feed
78
High speed steel contain :
Answer
B. 18% tungsten 4% chromium 1% vanadium
79
If Dis the initial diameter d is the finished diameter in lathe work, then the depth of cut is
Answer
A. (D − d)/2
80
Which of the following factors effect the cutting speed?
Answer
D. All of these
81
The highest peak in the Eastern Ghats :
Answer
B. Mahendragiri
82
Which is the largest coastal salt water lake in India?
Answer
C. Chilka
83
The largest inhabited riverine island in the world is :
Answer
A. Majuli
84
The only large river in the Indian Desert region :
Answer
D. Luni
85
The meeting place of the rivers Ganga and Yamuna :
Answer
D. Allahabad
86
Which state is known as the ‘Jewel of India’?
Answer
B. Manipur
87
‘Anushilam’ was an organisation during British rule in India, based on :
Answer
C. Revolutionary terrorism
88
The Chauri Chaura incident happened during the Non-cooperation Movement was held on :
Answer
A. 5 February, 1922
89
In the following tourist attractions, which place is not in Idukki District?
Answer
D. Padinjarathara Dam
90
In the following rivers, which river falls in the Paravoor Lake :
Answer
C. Ithikkara
91
“Vedadikara Niroopanam” is a book written by :
Answer
B. Chattambi Swamikal
92
Nakalapuram is the birth place of :
Answer
A. Thycand Ayya
93
Sahodaran Ayyappan launched ‘Mishrabhojanam’ programme at Cherai in the year :
Answer
C. 1917
94
Who led the first organized strike of agricultural labourers in Travancore?
Answer
B. Ayyankali
95
Kumaranasan National Institute of culture at Thonnakkal was founded in the year :
Answer
D. 1958
96
Who is the author of the book ‘Pakishtan : Beyond the Crisis States’?
Answer
Question Cancelled
97
The winner of the Australian Open 2018, Men’s Singles :
Answer
B. Roger Federer
98
Who won the Ezhuthachan Award 2017?
Answer
A. K. Satchidanandan
99
The Malayalam novel, “Daivathinte Pusthakam” is written by :
Answer
C. K.P. Raman Unni
100
Malayalam actor Indrans won the Best Actor Award for the film :
Answer
D. Aalorukkam
————————
11 1 14 A
Discussion
Ask a doubt or share a tip.
No comments yet — start the discussion.