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 'JUNIOR INSTRUCTOR (PUMP OPERATOR) INDUSTRIAL TRAINING English ' And exam conducted in the year 2019. And Question paper code was '061/2019'. 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.
0089. Which of the following is the extensive property of the system?
010.
011,
012.
013.
014.
015.
016.
(A) Volume (8) Pressure
(C) Temperature (D) Density
In a system, neither mass nor energy is allowed to cross the boundary of the system
which is known as
(A) Isentropic system (B) Isolated system
(C) Isothermal system (D) Closed system
Unit of refrigeration is expressed in
(A) Kilo joule (B) Kilo watt
(C) Ton (D) Kilo pascal
Which part of the vapour compression refrigeration cycle produces the refrigeration
effect?
(A) Compressor (B) Condenser
(C) Evaporator (D) None of the above
The wet bulb temperature is a measure of
(ಯ) Relative humidity (B) Absolute humidity
(C) Specific humidity (D) None of the above
Brine is always used as a secondary refrigerant in
ضم) Milk chilling plants (B) Cold storage plants
(C) Central air-conditioning plants (D) Ice plants
Mass of water vapour present in 1 kg of dry air is known as
(A) Relative humidity (B) Absolute humidity
(C) Humidity ratio (D) Percentage humidity
Thermal conductivity is expressed as
(ക) W/mK (8) W/mkK
(©) W/hmK (೧). 1೪/೧2೧2
ஜு ലാ
