| Post Name | PLUMBER, TRADESMAN -PLUMBING |
|---|---|
| Department | Kerala Tourism Development Co Ltd ,Kerala Water Authority,Technical Education Department & Medical Education |
| Question Paper Code | 043/2024 |
| Category Code | 039/2023, 190/2023, 430/2023, 715/2023 |
| Date of Test | 22 April 2024 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
What is the accuracy of micro meter ?
Answer
C. 0.01 mm
2
Common length of steel rule is
Answer
A. 300 mm
3
In die and stock die is made up of
Answer
D. High carbon steel
4
Angle of Prick punch is
Answer
B. 30°
5
Clearance angle of twist drill
Answer
Question Cancelled
6
Which is the internal threading tool of pipe and pipe fittings ?
Answer
A. Hand tap wrench
7
What is the size of chain wrench ?
Answer
Question Cancelled
8
Which chisel is used in cast iron pipe cutting ?
Answer
C. diamond point chisel
9
Purpose of file is
Answer
B. Removing of excess metal
10
Each question is provided with four choices
Answer
D. having one correct answer.
Choose the correct answer and darken the bubble corresponding to the question number
using Blue or Black Ball Point Pen in the OmR Answer Sheet.
11
melting point of lead is
Answer
B. 327°C
12
Bronze is an alloy of
Answer
A. Copper and Tin
13
Which grade G. I. pipe is used for water supply ?
Answer
B. medium
14
Stone-ware pipes are available length in market
Answer
C. 2 feet
15
G. I. pipe socket are designated by
Answer
A. Norminal bore of G. I. pipe socket
16
Spun pipes are manufactured by using
Answer
D. metal moulds
17
Ferrule is fitted with
Answer
A. Saddle piece
18
Which degree of angle is followed by fixing of ferrule ?
Answer
D. 45°
19
Angle of miter bend is
Answer
C. 45°
20
PVC rigid pipe is called
Answer
C. PVC pressure pipe
21
micro organism and colloidal matters are removed from the water, by the process
Answer
B. Filtration
22
Which are suspended impurities ?
Answer
D. Algae
23
Which instrument use to measure the colour of water ?
Answer
A. Tinto meter
24
The desirable temperature of potable water is
Answer
B. 10°C
25
Permanent hardness is mainly due to the presence of _______ and _______
Answer
C. Calcium and magnesium
26
The system best suitable for planned cities with roads of rectangular pattern
Answer
B. Grid iron system
27
The installation and maintenance of domestic water meter is governed by
Answer
A. IS-2004
28
minimum size of ferrule is
Answer
B. 15 mm
29
In Zeolite process, the Calcium and magnesium are removed and __________ is
given in exchange.
Answer
A. Sodium
30
What do you mean by combined
Answer
B. Gravity and pumping system
31
How many valves have in double acting reciprocating pump ?
Answer
B. 4
32
Rotary pump can easy to maintain. Why ?
Answer
A. No valve
33
Suction lift of twin stage jet pump is
Answer
B. 24 to 54 meter
34
What is the basis of deciding water storage tank capacity ?
Answer
B. Service population and percapita demand
35
What is initial requirement to start the centrifugal pump ?
Answer
A. Priming
36
Pump which is not a kinetic energy pump is
Answer
Question Cancelled
37
The driving motor is placed below the pump bowl in a
Answer
B. Submersible pump
38
The efficiency of closed impeller type of centrifugal pump, when compared to that of
open impeller type is
Answer
A. much high
39
Which location the booster pump are fixed ?
Answer
A. Where pressure is low
40
Air lift pump is installed to draw more water from the deep well, the pump is operated
by
Answer
C. Compressed air
41
Which valve allows unobstructed flow ?
Answer
D. Sluice valve
42
Which valve is fixed in the dead end of distribution system for washing out ?
Answer
A. Scour valve
43
What is the distance from gully trap to an inspection chamber ?
Answer
B. 6 meter
44
Which trap have a high depth of water seal ?
Answer
D. Intercepting trap
45
What is the size of waste fitting in a bath tub ?
Answer
A. 40 mm
46
Which type of sanitary fitting is a bidet ?
Answer
D. Soil
47
What is fix along with European closet to wash the body after use ?
Answer
D. Health faucet
48
Which type of tap is used in kitchen sink ?
Answer
C. Bib tap
49
What is the symbol given below ?
Answer
C. Fire extinguisher
50
What is the symbol given below ?
Answer
B. Water meter
51
Which is the metal rings used to fasten two members abutting each other ?
Answer
C. Connectors
52
What is the name of thin small round sticks made from hardwood to reinforcements
for wooden joints ?
Answer
D. dowels
53
Which type of fasteners used for joining metal sheets and plates in fabrication works ?
Answer
B. Rivets
54
What is the plastic welding process ?
Answer
A. Heated tool welding and Hot gas welding
55
In which of the following locking nuts is a slot cut half way across the nut ?
Answer
B. Swan nut
56
Which nut can be easily operated with thumb and finger ?
Answer
Question Cancelled
57
Rivet joint is
Answer
B. Permanent joint
58
The final shape of the rivet during riveting
Answer
B. Snap
59
In which of the following materials using riveting ?
Answer
A. Brass
60
Which type of nut is most commonly used in structural and machine tool building ?
Answer
C. Hexagonal nut
61
Sewer pipe may have to be laid under the condition of
Answer
A. Trench
62
When the sewer pipe is laid in a trench by ?
Answer
A. Excavated
63
In a single stack waste system,
Answer
B. All waste is discharged to a single waste pipe
64
How many pipe using two pipe system ?
Answer
D. Four pipe
65
drainage system testing of straightness of pipe
Answer
B. mirror test
66
The situation where it is not possible to use a mirror test such as bent in the pipe
Answer
A. Ball test
67
Which drains is mostly used for small drains due to easiness in laying ?
Answer
A. Semi circular section
68
The main function of the anti syphonage pipe
Answer
B. Prevent water seal
69
Which is the followings, does not permit compact design of structures, it is laid above
ground, hence, it is visible but non-hygienic ?
Answer
B. Conservancy system
70
Which is the material on trenches of stone ware pipe are laid over it ?
Answer
A. Cement /lime concrete
71
Which of the following is the mechanical pipe joint ?
Answer
A. dresser coupling and victaulic joint
72
For the convenience of working trench width should be
Answer
C. 300 mm on either side of the pipe
73
Which material is used for joining cast iron pipe ?
Answer
B. lead and Hemp yarn
74
In India the commonly excavation of trenches is done by
Answer
Question Cancelled
75
Generally the sight rail is adjusted at
Answer
B. 7.5 m.
76
Where are flanged joints preferred ?
Answer
A. In temporary pipe line
77
In unsealed rod way the minimum trench depth for laying pipes should be
Answer
Question Cancelled
78
Name any one material used in chemical test in pipe line.
Answer
B. Crude oil or pepper mint
79
Which type of joint is mostly used for joining big diameter concrete and asbestos
cement pipe ?
Answer
A. Collar joint
80
Sewer pipe may have to be laid under the condition
Answer
C. Trench
81
It is a plate with a short handle and is used mainly to hold mortar. What is this tool ?
Answer
Question Cancelled
82
Which of these devices determines perpendicularity in masonry ?
Answer
A. Plumbob
83
The name of most common type of concrete mixer
Answer
D. Tilting drum type
84
Portland cement is by far the most common type of cement in general use. This
cement is made by heating _____ with other materials to (such as clay) 1450 C in a
kiln.
Answer
B. Calcium Carbonate
85
The first artificial cement was manufactured in ______ country.
Answer
C. England
86
Name the apparatus user for texting is slump.
Answer
B. Slump cone
87
A position in which brick is laid on the long narrow side with the broad side exposed
is called
Answer
D. Shiner
88
In which type of bond one header and one stretcher alternate in each course ?
Answer
B. Flemish bond
89
The temporary frame work is known as ______ and it is useful in construction
demolition maintenance or repair work.
Answer
C. Scaffolding
90
______ is the most common type of scaffolding and is widely used in the construction
of brick work.
Answer
A. Single scaffolding
91
In rain water harvesting down pipe flap is used to
Answer
A. Selectively collect clean water for storage tank
92
Which of these is not a component of rain water harvesting ?
Answer
B. Soak pit
93
What is the use of rain water pipe ?
Answer
A. To permit effective drainage of roof water
94
At what frequency maintenance works are to be carried in water heater ?
Answer
D. 6 months
95
Which materials are used for making inner container for water heater ?
Answer
Question Cancelled
96
The distribution of water by gravity is
Answer
C. Suitable
97
Which pipe is mostly used for carrying hot water ?
Answer
Question Cancelled
98
What you should be sure you have in plenty before considering buying a solar water
heater ?
Answer
B. Abundant sunshine
99
What is boiling point of water in Fahrenheit (F) scale?
Answer
B. 212° F
100
Which home appliance use the most energy ?
Answer
D. Water heater
Discussion
Ask a doubt or share a tip.
No comments yet — start the discussion.