Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Tradesman- Masonary' And exam conducted in the year 2023. And Question paper code was '078/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
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The special methods, which can be adopted for the removal of colour, odour and
taste in water treatment are
i. Aeration.
ii. Treatment by activated carbon.
iii. Use of copper sulphate.
A) iand ii only
B) i and iii only
C) i, ii and iii
D) None of these
Water requirement for a worker in a factory in litres per day is
A) 50 per worker
B) 15 per worker
C) 45 per worker
D) 450 per worker
Which of the following is the most reliable method of distribution of water ?
A) Pumping system
B) Gravity system
D
)
C) Combined system
) None of these
The phenomenon of setting down of particles at the bottom of tank during water
treatment process is known as
A) Filtration
B) Velocity Subsidence
C) Hydraulic Subsidence
D) Screening
In a Hydroelectric power plant, the pipes of large diameter used for conveying water
from the reservoir to the turbines are called
A) Forebay
B) Surge tank
C) Intake structure
)
D) Pen stocks