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 'Junior Instructor (Plumber)' And exam conducted in the year 2023. And Question paper code was '167/2023'. 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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Fitting provided at the end of a ventilation pipe is called :
(^) Cowl
(C) Net
What is the length of PVC pipe?
(A) 38m
(C) 6m
(B) Cap
(D) Grating
(B) 5m
൯) Allof these
Fitting used to connect one length to another for continuation of the pipe line :
(^) Tee
(0) Ferrule
(B) Socket
(D) Cross
Tunnel used for tapping underground water near river, lake are called :
(A) Infiltration gallery
(C) Reservoir
(B) Infiltration well
(D) Dam
What is the method of constructing tube wells in hard rock?
(4) Rotary drilling
(C) Boring
Base exchange process is also known as:
(A) Disinfection
(C) Lime soda process
Permanent hardness is also known as :
(A) Carbonate hardness
(C) Chloride hardness
(B) Percussion drilling
(D) Piling
(B) Reverse Osmosis
(D) Zeolite process
(B) Calcium carbonate hardness
(D) Non carbonate hardness
Filter which cannot remove pathogenic bacteria is called :
(^) Rapid sand filter
(C) Slow sand filter
Pressure filters are used on :
(A) Small industrial plants
(B) Large industrial plants
(C) Sewage treatment plants
(D) Water purification plants
൯) Pressure filter
(D) Medium sand filter
167/2023
[P.T.0.]