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 'AC Plant Operator' And exam conducted in the year 2023. And Question paper code was '148/2023/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:-Adjustable spanner
D:-Box spanner set
Correct Answer:- Option-B
Question24:-The of a substance is the ratio of the density of the
substance to the density of water at 4 degree celsius.
A:-Specific volume
B:-Specific heat
C:-Specific gravity
D:-Specific density
Correct Answer:- Option-C
Question25:-Which of the given term is also known as the "total heat content" in
the measurement of heat contained in a sustance?
A:-Specific heat
B:-Entropy
C:-Enthalpy
D:-Latent heat of fusion
Correct Answer:- Option-C
Question26:-The rate at which heat flows a substance to another is known as
A:-Heat transfer coefficient
B:-Overall conductance factor
C:-U factor of the heat transfer surface
D:-All of the above
Correct Answer:- Option-D
Question27:-Which gas law give us the relation between pressure (P) and Volume
(V) w hen temperature (T) is kept constant?
A:-Boyles Law
B:-Charles Law
C:-Regnaults Law
D:-Gay Lusacs Law
Correct Answer:- Option-A
Question28:-What is the boiling point of pure water in Kelvin scale?
A:-100 degree celcius
B:-212 degree Fahrenheit
C:-273 degree Kelvin
D:-373 degree Kelvin
Correct Answer:- Option-D
Question29:-Which refrigeration system is also known as expandable refrigerant