Kerala PSC Previous Years Question Paper & Answer
Page:12
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Boiler Attendant' And exam conducted in the year 2023. And Question paper code was '104/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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.
C:-Lever safety valve
D:-All of the above
Correct Answer:- Option-B
Question53:-A device, which is used to recover the waste heat of the flue gas for
heating feed water
A:-Super heater
B:-Air pre heater
C:-Economiser
D:-Evaporator
Correct Answer:- Option-C
Question54:-The function of an injector in a steam boiler is to
A:-Inject fuel at the furnace
B:-Deliver cold water to boiler against its own pressure
C:-Inject chemical solution in the feed pump
D:-Create vacuum at the chimney
Correct Answer:- Option-B
Question55:-Pressure gauge in a boiler is used to indicate the pressure of
A:-Inlet air
B:-Exhaust hot air
C:-Feed water
D:-Steam
Correct Answer:- Option-D
Question56:-The shape of manhole door in a boiler is
A:-Circular
B:-Square
C:-Rectangular
D:-Elliptical
Correct Answer:- Option-D
Question57:-A feed check valve is a
A:-Two way valve
B:-Reversible valve
C:-Non-return valve
D:-None of the above
Correct Answer:- Option-C
Question58:-The mounting at the bottom of the boiler to discharge the accumulated
mud, scale or sediments is