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.
Question80:-The performance of a steam boiler is measured in terms of its
A:-Efficiency
B:-Heat balance sheet
C:-Evaportive capacity
D:-None of the above
Correct Answer:- Option-C
Question81:-Coke is produced by
A:-heating wood with a limited supply of air to a temperature below 280°C
B:-bituminous coal is heated strongly in the absence of air for 48 hours
C:-when coal is first dried and then crushed to a fine powder by pulverising
machine
D:-from finely ground coal by moulding under pressure with or without a
binding material
Correct Answer:- Option-B
Question82:-Which of the following has the highest calorific value?
A:-Peat
B:-Lignite
C:-Bituminous coal
D:-Anthracite coal
Correct Answer:- Option-D
Question83:-Which of the following varieties of coal is mostly used in steam boilers?
A:-Pulverised coal
B:-Non-caking Bituminous coal
C:-Brown coal
D:-Caking Bituminous coal
Correct Answer:- Option-B
Question84:-A good fuel is one which has
A:-low ignition point and low calorific value
B:-high ignition point and low calorific value
C:-low ignition point and high calorific value
D:-high ignition point and high calorific value
Correct Answer:- Option-C
Question85:-Calorific value of gaseous fuel is expressed in
ಡಿ 1९||
B:-kJ/kg
C:-kJ/m2