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.
D:-3kg of carbon monoxide gas
Correct Answer:- Option-D
Question92:-Mass of dry flue gas per kg of fuel burnt is the ratio of
A:-Mass of oxygen in 1 kg of flue gas to the mass of oxygen in 1 kg of fuel
B:-Mass of oxygen in 1 kg of fuel to the mass of oxygen in 1 kg of flue gas
C:-Mass of carbon in 1 kg of flue gas to the mass of carbon in 1 kg of fuel
D:-Mass of carbon in 1 kg of fuel to the mass of carbon in 1 kg of flue gas
Correct Answer:- Option-D
Question93:-Mass of excess air supplied is equal to
A:-@ x Mass of excess oxygen
B:-3 x Mass of excess carbon
:-@ x Mass of excess oxygen
൧:- x Mass of excess carbon
Correct Answer:- Option-A
Question94:-Orsat apparatus is used for
A:-Gravimetric analysis of dry flue gas
B:-Volumetric analysis of dry flue gas
C:-Mass flow of dry flue gas
D:-Measuring smoke density of flue gas
Correct Answer:- Option-B
Question95:-The three "Ts" for good combustion are
A:-Temperature, time and turbulence
B:-Total air, true fuel and turbulence
C:-Thorough mixing, total air and temperature
D:-Total air, time and temperature
Correct Answer:- Option-A
Question96:-Kelvin-Planck's law deals with
A:-Conservation of work
B:-Conservation of heat
C:-Conversion of heat into work
D:-Conversion of work into heat
Correct Answer:- Option-C
Question97:-Heat transfer takes place according to which of the following law?
A:-Zeroth law of thermodynamics
B:-First law of thermodynamics
C:-Newton's law of cooling