Kerala PSC Previous Years Question Paper & Answer
Page:19
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Engineer (Agriculture) - Agriculture Development and Farmers Welfare' And exam conducted in the year 2023. And Question paper code was '169/2023/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 the above
Correct Answer:- Option-B
Question93:-The ratio of momentum diffusivity (v) to thermal diffusivity (~) is called
A:-Prandtl number
B:-Reynolds number
C:-Grashoff number
D:-Nusselt number
Correct Answer:- Option-A
Question94:-For a glass plate transitivity and reflectivity are specified as 0.85 and
0.09 respectively, the absorptivity of the glass plate is
A:-0.05
B:-0.005
C:-0.06
D:-0.94
Correct Answer:- Option-C
Question95:-Before entering the expansion or the throttle valve, a refrigerant's
condition in any vapor compression system is
A:-Dry vapor
B:-High pressure saturated liquid
C:-Low pressure saturated liquid
D:-High pressure vapor
Correct Answer:- Option-B
Question96:-Which of the following process is used in winter air conditioning?
A:-Heating and Humidification
B:-Cooling and Dehumidification
C:-Dehumidification
D:-All of the above
Correct Answer:- Option-A
Question97:-The highest temperature of a refrigerant in a refrigeration system
operating on a reversed
Carnot cycle is 27°C and the lower temperature is -23°C. The coefficient of
performance?
A:-5.5
B:-0.2
C:-1.5
D:-5.0
Correct Answer:- Option-D