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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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Which is the following sentence is matching to Ring system?
1. Each locality of town is divided into square or circular blocks.
All ends are dead.
bo
3. Not suitable for planned roads.
4. At the sub main and branches are interconnected.
(A) land2 (B) land3
(0) land4 (D) 2and3
Ferrule is made out of :
(^) Brass and Copper (B) Brass and steel
(C) Brass and Gun metal (D) Brass and Lead
Which pump have two suction and two delivery valves are provided in the same cylinder and
water is delivered in every stroke and flow continuously?
(A) Rotary Pump (B) Air lift Pump
(C) Double acting reciprocating Pump (D) Jet Pump
Which pump consists of more than one impeller?
(A) Stage pump (B) Double acting Reciprocating pump
(C) Turbine pump (D) Rotary pump
When —————— works water flows through the casing, the kinetic energy of water is
converted to pressure energy before the water leaves casing?
(ಹ) Centrifugal pump (B) Air lift pump
(C) Rotary pump (D) Hand pump
What is the fitted in the lower end of the suction pipe of a Centrifugal pump?
(ಸ) Jet (B) Ball Valve
(C) Foot Valve (D) Suction pipe
What is the height difference between centre of inlet pipe and centre of outlet pipe of septic
tank?
(^) 10cmto 15cm (B) 15cm to 20cm
(೮) 5cmto7cm (D) 5cmto10cm
9 167/2023
[P.T.0.]