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 '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.
Question64:-Choose the wrong statement about natural draught
A:-Higher efficiency than artificial draught
B:-Maintenance cost is nil as there is no mechanical part
C:-Natural draught is considerably affected by the atmospheric temperature
D:-It does not require any external power for producing the draught
Correct Answer:- Option-A
Question65:-In natural draught , the efficiency of chimney is approximately
A:-More than 70%
B:-Between 30% - 70%
C:-Between 10% - 30%
D:-0.25%
Correct Answer:- Option-D
Question66:-Draught produced by a blower is installed near the base of the
chimney is
A:-Balanced draught
B:-Forced draught
C:-Induced draught
D:-Chimney draught
Correct Answer:- Option-C
Question67:-The draught produced by steel chimney as compared to that produced
by brick chimney for the same height is
A:-Less
B:-More
C:-Same
D:-It can be more or less
Correct Answer:- Option-B
Question68:-The type of draught produced for locomotives by
A:-Forced
B:-Steam jet
C:-Balanced
D:-Induced
Correct Answer:- Option-B
Question69:-Which is the correct statement about induced draught
A:-The pressure inside the furnace is below the atmospheric pressure
B:-The pressure inside the furnace is above the atmospheric pressure
C:-The fan is placed before fire grate and forces fresh air into the combustion
chamber