Kerala PSC Previous Years Question Paper & Answer
Page:4
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Technician Grade II (Refrigeration Mechanic) - Kerala Cooperative Milk Marketing Federation Limited' And exam conducted in the year 2022. And Question paper code was '73/2022/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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:-None of these
Correct Answer:- ೦೧000
Question25:-The boiling point of water in Fahrenheit scale is
۸-08
B: 2322
सर"
D320
Correct Answer: Option-C
Question26:-The freezing point of mercury is
२००८ سيم
Correct Answer: Option ®
Question27:-The heat required for changing the state of any object without changing its temperature is called
‘AcSensible heat
B:-Latent heat
C-Specific heat
D-None of these
Correct Answer: Option ®
Question28::Which thermodynamic law presents the concept of temperature ?
AcZeroth law
Bs-First aw
೦-5೩೦೦೧೮ Law
111
Correct Answer:- ೦೧000
Question29:-Dry ice is
-5೦1ರ carbon dioxide
B:-Solid nitrogen
Solid hydrogen
D:-Solid oxygen
Correct Answer:- ೦೧000
Question30:-The liquid refrigeration system is also called
‘A-Chemical refrigeration system
B:-Expandable refrigeration system
கரல vapour system
DeBoth (1) and (2)
Correct Answer:- Option-D
Question31:-In vapour absorption system which energy is used 7
‘Ac Mechanical energy
B:-Heat energy
C-Chemical energy
D:-Potential energy
Correct Answer: Option ®
Question32:-The cylinder volume between TDC and BDC is known as
‘AcClearance volume
B:Total volume
C:-Swept volume
०-५॥ of these
Correct Answer: Option-C