| Post Name | Tradesman (Chemical Engineering) |
|---|---|
| Department | Technical Education (Tsr District) |
| Question Paper Code | 096/2015 |
| Date of Test | 22 May 2015 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
Which indicator is used in weak acid against Strong alkali titrations?
Answer
D. Phenolphthalein
2
What is the equivalent weight of Sodium Hydroxide?
Answer
A. 40
3
What is the full form of EDTA used for the hardness estimation?
Answer
C. Ethylene di amine tetra acetic acid
4
Temporary Hardness is removed by :
Answer
B. Boiling
5
The lowest temperature at which enough vapour of the oil, when mixed with air will ignite
but not continue to burn :
Answer
C. Flash point
6
Normality of a solution is defined as :
Answer
D. Gram equivalents per litre
7
Which of the following is a unit of alkalinity of water?
Answer
C. Parts per million
8
Which of the following is defined as the number of moles of solute per kilogram of solvent?
Answer
B. Molality |
9
Which chemical is known as caustic soda?
Answer
C. Sodium hydroxide
10
Which of the following is a by-product of soap industry?
Answer
C. Glycerol
11
Which type of pencil is specified to draw the outlines of visible lines in Engineering Graphics?
Answer
A. H
12
What is the area of A2 drawing sheet in square millimetre?
Answer
D. 420 594
13
The longest diameter of ellipse is: -
Answer
B. Major axis
14
In first angle projection. Top view is always :
Answer
A. Below x-y line
15
Whuich of the following is an emulsifying agent?
Answer
B. Soap
16
Whatis the pH of a neutral solution?
Answer
A. 7
17
Which of the following is not a fossil fuel?
Answer
D. Uranium
18
What is the weight of the rider in a fractional weight box?
Answer
C. 10me
19
Which of the following is a soft soap? |
Answer
B. Potassium salt of higher fatty acids
20
Which of the following is known as laughing gas?
Answer
A. Nitrous oxide
21
What is the chemical name of common salt?
Answer
C. Sodium chloride
22
Expand term MSDS used in safety
Answer
A. Material Safety Data Sheet
23
Which of the following is not in the triangle of components for the cause of fire?
Answer
D. Pressure |
24
A Fire is:
Answer
A. Rapid oxidation
25
A substance that can act as a proton donor in aqueous solution 1s:
Answer
D. Acid
A Hi 96/2015
[P.T.O.]
26
What is the external indicator used in dichrometric titrations for the estimation of iron (I) _
compounds? ; |
Answer
D. Ferroin
27
What is the percentage composition of the Nitrogen in atmosphere? |
Answer
B. 78 |
28
What is the white coloured precipitate formed during the gravimetric estimation of Sulphate?
Answer
A. Barium sulphate
29
Which of the following is not a method of separation?
Answer
D. Spectrometry
30
Turbidity of water is measured using
Answer
D. Nephelometer
31
The law states that the emissive power of a black body is directly proportional to fourth
power of its absolute temperature.
Answer
A. Stefan-Boltzman law
32
Which of the following is a green house gas? 4
Answer
D. Carbon dioxide
33
Viscosity of a liquid decreases when the temperature
Answer
A. Increases
34
Which of the following type of pump requires priming?
â
Answer
B. Centrifugal pump :
35
Atconstant temperature, volume of a gas decreases when its pressure :
Answer
A. Increases
36
Pipelines of different liquids and gases are identified by : ;
Answer
D. Colour code
37
pH of N/1000 hydrochloric acid solution is
Answer
B. 3
38
Which of the following is a manometric liquid?
Answer
D. Mercury
39
LNGis
Answer
A. Liquefied Natural Gas
40
Which of the following is not a fire extinguisher?
Answer
C. Air
41
Which of the following is not an inflammable substance?
Answer
A. Nitrogen
42
Cleaning action of the soap is due to:
Answer
D. Lowering of surface tension of water
43
98% of Sulphuric acid is manufactured in Contact process is by absorbing Sulphur trioxide
in:
Answer
B. Con. Sulphuric acid
44
When the value of the Reynolds Number is over 4000, then the flow will be alwayea:
Answer
C. Turbulent
45
Which of the following is a variable area meter? |
Answer
D. Rotameter
46
Chemical name of Alum :
Answer
C. Potassium aluminium sulphate dodecahydrate
47
Ina heat exchanger, if the two fluids enter at the same end of the exchanger and flow in the
same direction to the other end is called :
Answer
B. Parallel flow
48
The Minimum dissolved oxygen required for the aquatic life is :
:
Answer
A. 4ppm
49
The amount of Oxygen required by bacteria for stabilizing decomposable organic matter in
water under aerobic condition is known as:
Answer
B. 96/2015 8 A
50
Iodine value of an oil measures :
Answer
C. Degree of Unsaturation
51
Bronze is an alloy of :
Answer
D. Copper and Tin
52
Jodine Mono chloride dissolved in Acetic acid is :
Answer
C. Wijsâ solution
53
Catalyst used in the Contact process to oxidise sulphur dioxide to sulphur trioxide is :
Answer
B. Vanadium Pentoxide -
54
What is the unit of force in SI system?
Answer
C. Newton
55
Name the process of giving iron with a thin coating of zinc to prevent rusting f
Answer
B. Galvanising
56
Which catalyst is used in hydrogenation of oil?
Answer
A. Nickel â
57
Which of the following manufacturing process is an example of autocatalysis?
Answer
C. Phosphoric acid manufacture
58
Which of the following is not a chemical fertiliser?
Answer
D. None of the above
59
The type of material which becomes soft when heated and hard when cooled :
Answer
A. Thermo plastic
60
Which of the following is not a semi drying oil?
Answer
C. Coconut Oil
61
The calorific value of Gaseous fuel is usually measured using :
Answer
B. Junkerâs Calorimeter
62
Which of the following is a cause for acid rain?
Answer
C. Air pollution
63
The fibrous matter that remains after sugarcane stalks are crushed to extract their juice is:
Answer
B. Bagasse
64
The property of metals which allows them to be drawn into thin wires beyond their elastic
limit without rupture is called :
Answer
A. Ductibility
65
The breaking stress of a wire depends upon :
Answer
D. Material of wire :
66
ifthe weieht of the body is just equal to the upward thruat :
Answer
A. The body will remain suspended completely in the liquid
67
Ifice melts under gravity free conditions in vacuum, the final geometrical shape will be :
Answer
B. Spherical
68
Which one of the following filters is entirely automatic in action?
Answer
C. Rotary drum filter
69
Which of the following is a vector quantity?
Answer
A. Electric current
70
âThe distance travelled is given by : :
Answer
A. Area under speed â time graph
71
Which machine is used for grinding materials such as coal pigments and feldspar for pottery?
Answer
B. Ball mill
72
The sedimentation operations may be carried out batch wise or continuously in equipment
called :
Answer
D. Thickener
73
Which of the following not a Newtonian fluid?
Answer
C. Tooth paste
74
Which manometer is used for the measurement of small pressure difference?
Answer
B. Inclined manometer
75
Which of the following device is used ta measure local or point velocity by measuring the
difference between the impact and the static pressure?
Answer
C. Pitot tube
76
Which type of valves are used for viscous liquids, slurries or corrosive liquids?
Answer
B. Diaphragm valve
77
Apropeller is an:
Answer
D. Axial flow high speed impeller
78
Fourdrinier machine is used in the manufacture of:
Answer
B. â Paper ;
79
Hardened steel is softened by : 4
Answer
D. Tempering
80
Water purification technology that uses a semi permeable membrane to remove larger
particles from drinking water is :
Answer
C. Reverse osmosis
81
The founder of Indian National Congress :
Answer
B. A.O. Hume
82
Dandi march of 1930 is connected with the :
Answer
C. Civil Disobedience Movement
83
Who declaredâ Swaraj is my birthright and I shall have itâ?â
Answer
A. Tilak
84
Author of the book âAn Enquiry into the nature and causes of Wealth of Nationsâ :
Answer
D. Adam Smith
96/2015 12 A
85
Which year the first Five Year plan started in India?
Answer
B. 1951
86
Who exhorted for âTotal Revolutionâ?
Answer
C. Jayaprakash Narayan
87
Which commission was entrusted to enquire the atrocities, corruption and the misuse of
power in connection with the Emergency declared in 1975?
Answer
A. Sha Commission
88
GPS means:
Answer
C. Global Positioning System
89
âRed Riverâ in India is :
Answer
D. Brahmaputhra
90
Tributary of Kaveri is :
Answer
B. Kabani
:
91
Who founded âSadhujana Paripalana Sanghamâ?
Answer
D. Ayyankali
92
Who was called by his pet name âKunjanâ by all and later known as âKunjan Pillaiâ?
Answer
A. Chattampi Swamikal
93
Who introduced the system âA School along with every Churchâ?
Answer
B. Kuriakose Elias Chavara
94
Who raised the slogan âNo Caste, No Religion and No God for Human Beings?
Answer
D. Sahodaran Ayyappan
95
SNDP Yogam came into existence in:
Answer
A. 1903
96
The present Finance Minister of India :
Answer
D. Arun Jaitley
97
District headquarters of Wayanad :
Answer
B. Kalpetta
98
The Pen name of P.C. Kuttikrishnan :
Answer
D. Uroob
99
âStraight from the Heartâ is the autobiography of :
Answer
C. Kapil Dev
100
The First Butterfly safari park in Asia :
Answer
A. Thenmala
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