| Post Name | TRADESMAN - POLYMER TECHNOLOGY |
|---|---|
| Department | TECHNICAL EDUCATION - PATHANAMTHITTA |
| Question Paper Code | 153/2016 |
| Date of Test | 17 November 2016 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The name of process of controlled wounding on rubber tree for extraction of latex is -
Answer
D. Tapping
2
‘The grade of rubber sheet which is used mainly for tyre manufacturing is .1 :
Answer
D. RSS-4
3
The name of plastic which is used for mineral water and carborized beverage bottles :
Answer
C. PET
4
What is the name of fibre which is extracted from coconut husk ?
Answer
A. Coir
5
___ is a commodity plastic.
Answer
D. Polythene
6
_ is the ISNR grade which doesn't show storage hardness.
Answer
D. ISNR3CV
7
i. Rain gardening is used in rubber tree for_o tt
Answer
A. Tapping in rainy season
8
What type of printing in plastic are used for multy colour photo graphic design pictures in
branded multi layer plastic sheet packets ?
Answer
Question Cancelled
9
What is the scientific name of rubber yielding trees mostly cultivated in Kerala ?
Answer
C. Hevea brazeeliensis
10
Different types of rubber trees are called :
Answer
B. Clone
11
The origin land of rubber tree :
Answer
B. Brazil
12
The chemical used to preserve latex :
|
Answer
A. Ammonia
13
________ is the acid usually used to coagulating skim rubber.
Answer
B. Sulphuric acid
14
The best grade of creep rubber is :
Answer
B. PLC
15
Example of a natural hbre ts :
Answer
A. Coir
16
Jute is made from __ part of the tree.
Answer
D. Stem
: is the monomer of polyethylene.
17
________ is the monomer of polyethylene.
Answer
A. CH₂=CH₂
18
________ is the chemical name of Natural Rubber.
Answer
B. Cis 1, 4 Polyisoprene
19
Among the following __ _ is the technically specified rubber.
Answer
C. Crump Rubber
20
Zi,
The origin land of rubber tree :
Answer
D. America
The chemical used to preserve latex :
21
Among the following which plastic is water soluble ?
Answer
C. c) PVA
22
Which fibre is widely used as tyre cords ?
Answer
B. Nylon
23
Among the following, select the component of a tyre where steel wire is usually seen :
Answer
C. Bead
24
What is the full form of PVC ?
Answer
A. Polv Vinv! Chloride
25
Nylon - 6 is manufactured from :
Answer
A. Caprolactum |
26
Cellulose is the main constituent of most —=s——_séfibres.
Answer
D. Natural |
27
Chloroprene Rubber is
Answer
A. Synthetic
28
Mastication of rubber means :
Answer
C. Reducing viscosity
29
Rubber sheeting is made by ;
Answer
D. Calendering
A 5 153/2016
(P.T.O.}
|
30
_ si a thermosetting plastic.
Answer
B. Bakelite
31
sis: a natural fibre. |
Answer
D. None of these
32
Plastic tubes and pipes are generally made by _______—s moulding.
Answer
C. extrusion
33
PMMA sheet is manufactured by :
Answer
A. Bulk Polymerization
34
= is a homopolvmer.
Answer
A. Polypropylene
35
Synthetic lattices are made by :
Answer
A. Emulsion Polymerization
36
Which of the following is an antioxidant used in rubber ?
Answer
B. Styrinated Phenol
37
lodine absorption number of Carbon Black is used to measure :
Answer
C. Particle size
38
VFA of Latex is increased due to:
Answer
C. Bacterial Action
39
If accelerator is not used in a rubber compound and after heating in a press for five minutes :
Answer
Question Cancelled
40
Among the following which is antiozonant ?
Answer
A. Wax
41
Latexisa _ of rubber.
Answer
A. Colloid
42
Wearing part of tvre is :
Answer
B. Tread
43
Nvtryl isa __ rubber.
Answer
D. Oil resistant
44
Butyl rubber is famous for :
Answer
D. Gas Impermeability |
45
Which resin is used for making FRP ?
Answer
B. Unsaturated Polyester resin
46
Silica is a filler,
Answer
B. Reinforcing
47
Carbon black increases :
Answer
D. All these properties
48
Which of the following is a copolymer ?
Answer
C. Bakelite
49
Optimum cure time of a rubber compound is taken from a rheograph is :
Answer
D. T-90
50
As the particle size of carbon black increases; hardness :
Answer
B. B) Decreases
51
Blowing agent used in Micro Cellular rubber :
Answer
C. c) D.N.P.T.
52
Which one of the following is an ultra accelerator ?
Answer
D. zpC
53
_ ois a flame resistant synthetic rubber.
Answer
C. Fluorocarbon rubber
54
_ is a special purpose synthetic rubber.
Answer
B. Fluorocarbon rubber
55
Chatter strips gives additional reinforcement to :
Answer
C. Bead area
56
The curing agent used for sulphur less vulcanizing system :
Answer
Question Cancelled
57
The usual PHR of Stearic acid in a hawai sole formulation is :
Answer
C. c) 6
58
HAF is produced by:
Answer
C. Furnace Process
59
Scorch time is:
Answer
D. Safety time before vulcanization starts
60
While improving Reinforcement of rubber compound : |
Answer
A. Increase modulus
61
_ Ss is: not reinforcing filler.
Answer
C. Whiting
62
Reclaimed rubber is produced from :
Answer
C. Ground vulcanized rubber
63
In radial tvre carcass, the cords runs at :
Answer
B. 90 degree to the circumstantial line
64
Ethylene is a plastic, propylene is a plastic. But co-polymerizing ethylene and propylene we
get a rubber, Ethylene Propylene rubber; the reason being ;
Answer
C. Ethylene propylene is amorphous and others are crystalline
65
The speed rato of a lab size mixing mill rollers is ;
Answer
C. c) 1:12
66
The force required to produce a certain increment in extension of a vulcanised rubber specimen
is called :
|
Answer
D. Tear strength
67
The viscosity of the rubber compound : |
|
Answer
D. first increases and the reduces
68
Unvulcanised Natural Rubber is
Answer
A. Leanier polymer
69
Iso electric point of Natural rubber latex is :
Answer
D. 48 PH
70
Acolloid isa:
Answer
D. A system containing two phases; a dispersed phase and a dispersion medium
71
Smoke is form of a colloid.
|
Answer
B. solid in gas
72
The difference between MC sheet and Hawai sheet :
Answer
C. Hawai has inter connected cell structure while MC has closed cell structure.
|
73
During valcanisation :
Answer
A. Raw rubber become cross linked
74
Give example for an cellular rubber product :
Answer
A. Play ball | |
75
Phenol formaldehyde resin is known as : |
Answer
A. bakelite
76
Usually in tubeless tvres, inner liners are made of __ rubber,
Answer
B. Halo butyl
77
Hardness of Vulcanized Rubber is measured by : .
Answer
C. Duro meter
78
Neoprene is the trade name of :
Answer
B. Polychlorophrene
79
The fibres produced from _ are known as rayon.
Answer
D. cellulose
80
Visco-elastic behaviour exhibited by polymers is a _ like behaviour.
Answer
B. combination of solid and liguid
81
Which among the following article of the Indian constitution provides protection against the
arbitrary arrest and detention ?
Answer
B. Article 22
82
Who propounded the ‘Drain of Wealth’ Theory ?
Answer
C. Dadabhai Naoroji
83
Which among the following states were party of the Cauvery Water disputes ?
|
Answer
D. Tamil Nadu - Karnataka
84
Who gave shape to a fairly ambitious education policy in Travancore ?
Answer
B. Diwan. T, Madhava Rao
|
85
Where was Sahodaran Ayyappan organised a mtisra bhojanam
Answer
A. grand feast of all castes
sitting together under one roof) in 1917 ?
|
86
Who was officially inaugurated the Palivam Satvagraha on 4 December 1947 ?
Answer
B. C. Kesavan
87
Who was the Prime Minister of Madras at the time of Malabar Temple entry proclamation
was made ?
Answer
B. C. Rajagopalachari
88
Which among the following journal was known Ezhava Gazatte ?
Answer
C. Vivekodayam
89
Which was the first drama staged by Kerala People’s Arts Club (KPAC) in 1951 ?
Answer
A. Ente Makanau Sari
90
Who was the 12" President of the Travancore State Congress ?
Answer
C. Akkamma Cheriyan
91
Who described Dr. Palpu as the “Political Father” of Ezhavas ?
Answer
C. Ritty Lukese
92
Who wrote the famous work “G.P. Pillai : Mahatma Gandhikku Margadersivava
Malayali” ?
Answer
B. Malayankeezhu Gopalakrishnan
93
Whe was the founder of the Kerala Pulayar Maha Sabha ? |
Answer
D. P.K. Chathan Master
94
Who established the Bhashaposhini Sabha ?
Answer
A. Kandathi Varghese Mappillai
95
In which year S.K. Pottakkad won the Jnanpith Award for his novel ‘Oru Desathinte
Katha’ ?
Answer
C. c) 1980
96
Which among the following period was declared as the United Nations decade for Women
by the General Assembly ?
Answer
A. 1976-1985
97
What is the original name of Daya Bai, the social activist from Kerala working for the
upliftment of the tribals in Central India ?
Answer
B. Mercy Mathew
98
Where is the famous Bandhavgarh National Park situating ?
Answer
D. Madhya Pradesh
99
Who was the youngest male to swim the English channel in 1998 ?
Answer
A. TomGregory
100
Which is the capital of Barbodos ?
Answer
C. Bridgetown
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