| Post Name | TRADESMAN - TURNING |
|---|---|
| Department | TECHNICAL EDUCATION-IDUKKI |
| Question Paper Code | 163/2016 |
| Date of Test | 2 December 2016 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The Lathe Centres are provided with standard taper known aa:
Answer
B. Morse taper
2
The chuck used for setting up of heavy and irregular shaped work should be :
Answer
A. Four jaw independent chuck
3
The Chamfaring is an essential operation after :
Answer
D. Thread cutting
4
Least count of steel rule is: |
Answer
C. c) .6mm
5
The heat treatment process for softening hardened steel is :
Answer
C. Annealing
6
Steel containing 0.8 to 1.5% carbon is known as:
Answer
B. High Carbon Steel |
7
Alathe with four steps on the cone pulley and with back gears will have : |
Answer
C. Four direct and four indirect speeds
8
Least count of vernier caliper metric is :
Answer
A. 0.02 mm
9
For turning internal tapers, the suitable method is :
Answer
C. by a taper turning attachment method
10
The percentage of carbon in cast iron varies from :
Answer
C. 1.7to 4.5
11
The correct order of increasing hot hardness of cutting tool materials :
Answer
D. None
12
American national standard thread is:
Answer
D. 60
13
A single point thread cutting tool should ideally have :
Answer
B. Zero rake angle
14
The alloy, mainly used for corrosion resistance in stainless is
Answer
D. Chromium
15
The heat treatment process used for casting is:
|
Answer
A. Normalising
16
The taper on the lathe spindle is:
Answer
C. lin 20
17
Tumbler gears in lathe are used to:
Answer
D. Give desired direction of movement to the lathe carriage
18
In which, Coolant is used for Aluminium turning :
Answer
B. Kerosene
19
The cutting speed for drilling copper with high speed steel drill varies from :
Answer
C. 30 to 45 m/min
20
The blade of power saw is made of :
Answer
C. High speed steel
21
British association thread angles is :
Answer
D. 471Β°
22
The material commonly used for machine bodies is -
Answer
A. Cast Iron
23
Acme screw thread angles is:
Answer
B. 29Β°
24
Which coolant is used for mild steel for Lapping?
Answer
C. Lard oil
25
Which of the following material have maximum malleability?
|
Answer
D. Lead
| A 5 163/2016
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26
Angle of B.S.W. thread is : |
Answer
C. c) 65Β°
27
Which of the following is a mesomorphous material?
Answer
D. Mica
28
High speed steel temperature is :
Answer
A. 900Β°C
29
What is cutting βFeedβ?
Answer
D. Tool advance for one rotation
30
What is lip angle?
Answer
Question Cancelled
31
An Alloy of copper, tin and zinc is known as:
Answer
B. Gun metal
32
What is cutting speed?
Answer
A. Tool advance for work in one minute
33
Discontinuous chips are formed during machining of :
Answer
A. Brittle metals
34
The angle made by the face of the tool and the plane parallel to the base of cutting tool is
called :
Answer
C. Rake angle
35
The lower critical point for all steel is :
Answer
B. 723Β°C
36
Combination central drill angle is:
Answer
D. 60Β°
37
Carbide tipped tools usually have :
Answer
C. Negative rake angle
38
Hard and tough materials like cast iron should be turned at :
Answer
A. Slow speed
39
Ceramic tools are fixed to tool body by :
Answer
D. clamping
40
For machining a mild steel work piece using carbide tool, the maximum material will be
removed at a temperature of :
Answer
D. 1oorC
41
Lathe centrers angles is :
Answer
C. 60Β°
42
Crater wear is predominant in :
Answer
A. Tungsten carbide tools
43
Which type of tools are used on Lathe shapper and planer?
Answer
D. Single point cutting tool
44
Twist drill standered cutting angle is:
Answer
C. c) 118
45
The swing diameter over the bed is ββββββ the height of the centre measured from the
bed of the lathe.
Answer
B. Twice
46
The diamond tool material at temperature upto:
Answer
A. 1650Β°C
47
The chuck preferred for quick setting and accurate centering of a job is:
Answer
B. Collect chuck
48
The cutting fluid mostly used for machining steel is :
Answer
D. Soluble oil
49
The point angle of a drill, for drilling stainless steel is ;
Answer
C. 135Β°
50
The steel widely used for making precision measuring instruments is :
Answer
A. Nickel steel
51
With the same tool life, the maximum material per minute ia removed by :
Answer
D. Increasing the depth of cut |
163/2016 8 A
52
The lead screw of a lathe has βββββββ threads.
|
Answer
A. single start
53
The least count of the vernier bevel protractor is :
Answer
D. 5 minute
54
Screw pitch gauge is mainly used to check :
Answer
B. Used to check external and internal threads
55
An operation of embossing a diamond shaped pattern on the surface of work piece, is known :
Answer
C. Knurling
56
Drilling is an example of :
Answer
B. oblique cutting
57
A sine bar is specified by its :
Answer
B. length
58
What material is used to make scriber?
Answer
B. High carbon tool steel
59
Who is the founder of fundamental principle of screw cutting lathe?
Answer
C. Henrimanslae
60
What is the angle of worm thread?
Answer
D. 29Β°
61
Formula for finding R.P.M. in British system :
'
Answer
A. Cutting speed x 12
62
The operation of making a cone β shaped enlargement of the end of a hole is known as:
Answer
D. counter β sinking
63
Trepanning is an operation of :
Answer
B. Producing a hole by removing metal along the circumference of a hollow cutting
tool
|
64
The washer is generally specified by its :
Answer
D. Hole diameter
65
Low helix angle drills are preferred for drilling holes in :
Answer
C. Plastics
66
A tool used to with draw a drill from the sleeve is called :
Answer
D. Drift
67
The enlarging of an existing circular hole with a rotating single point tool is called :
Answer
A. boring
68
The grinding of long, slender shafts or bara is usually done by :
Answer
C. Through feed grinding
69
The cutting fluid mostly used for machining alloy steels ia :
Answer
B. sulphurised mineral oil
70
The trade name of a non ferrous cast alloy composed of cobalt, chromium and tungsten is
called :
Answer
A. stellite
71
Tool signature consists of -ββββββ elements.
Answer
C. Seven
72
Agrinding wheel is said to be of -β_β-ββ if it holds the Abrasive grains more securely.
Answer
B. Hard grade |
73
The process of changing the shape of grinding wheel as it becomes worn due to breaking
away of the abrasive and bond, is called :
Answer
D. Dressing
74
Chip breakers are used to :
Answer
D. break the chips into short segments
75
The lathe spindles are usually made hollow and provided with :
|
Answer
A. Internal taper
76
In order to achieve a specific surface finish in single point turning, the most important factor |
to be controlled is : |
Answer
A. feed
77
A Hacksaw blade is specified by its ;
Answer
C. Length
78
The instrument used to measure external and internal diameter of shafts, thickness of part
and depth of holes is:
Answer
B. Vernier caliper
79
According to Indian standards, the total number of tolerance grades are :
Answer
A. 15
80
Formula for finding cutting speed in metric system :
Answer
C. (Ο D Γ RPM)/1000
81
ββββββ_ββ type of sand is produced after the mechanical disintegration process.
Answer
D. Arid soil
82
Gersoppa waterfalls originated from :
Answer
D. Sharavati
83
Pannadiamond belt situated at :
Answer
C. Madhya Pradesh
84
In between two adjacent tides how much time would taken for?
Answer
D. 12 hours 26 minutes
85
Industrial Credit and Investment Corporation of India was established in :
Answer
B. 1955
86
The National Bank for agriculture and rural development has launched by the
recommendation of :
Answer
A. B. Sivaraman Committee
87
Which one of the following newspaper that was started by Rajaram Mohan Roy?
Answer
C. Mirat-Ul-Akbar
88
Universities of Calcutta, Bombay and Madras started by :
Answer
C. Lord Canning
89
In 1928 all parties conference held at Calcutta which has approved?
Answer
B. Nehru Report |
90
Mahatma Gandhi called Tagore as:
Answer
B. Guru Dev
91
βββββββ is one of the rain shadow region in Kerala.
Answer
C. Marayur
92
Who is the author of βAdwaitha Chintha Paddhathiβ?
Answer
B. Chattambi Swamikal
93
V.T. Bhattathirippad wrote the book :
Answer
B. Rajani Rangam
94
Who led Ezhava Memorial?
Answer
B. Dr. P. Palppu
95
In 1910 which social reformer nominated to Sree Moolam Praja Sabha?
Answer
C. Ayyankali
96
The founder of the newspaper Swadeshabhimani is:
Answer
B. Vakkom Muhammed Abdul Moulavi
97
In 2016 COPA America Football Tournament, who won the Golden Boot Award?
Answer
C. Edurado Vargas
98
The name Safari Karmachari Andolan associated with :
|
Answer
C. Beswada Wilson
99
Who has been newly appointed as Chairman of Kerala Chalachithra Academy? |
Answer
A. Kamal
100
2016 NSG plenary held at:
Answer
C. South Korea
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