Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Mechanic Grade-II -State Farming Corporation of Kerala Ltd' And exam conducted in the year 2023. And Question paper code was '227/2023'. 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.
30.
31.
32.
33.
34.
35.
The changes of the entropy of the principle of increase of entropy of the system it is loosing
heat :
(^) Latent heat ൯) Pressure
(C) Temperature ൯൩) Thermal
A good fuel is one which has:
(A) Low ignition point and low calorific value
(B) High ignition point and low calorific value
(C) Low ignition point and high calorific value
(D) High ignition point and high calorific value
Calorific value of liquid fuel is the amount of heat liberated :
(^) By complete combustion of 1 m? of fuel
(B) When temperature of the fuel is raised by 190
(C) By complete combustion of 1 kg of fuel
(D) None of the above
Bomb calorimeter is used to determine :
(A) Higher calorific value of solid and liquid fuels at high pressure
(B) Lower calorific value of gaseous fuel at high pressure
(C) Higher calorific value of solid and liquid fuels at constant pressure
(D) Lower calorific value of gaseous fuel at constant pressure
To calculate net calorific value, product of combustion are :
(A) Cooled to room temperature (B) Allowed to escape
(C) Collected (D) Heated
Mass of excess air supplied is equal to :
9
(A) “x Mass of excess oxygen (8) पका Mass of excess carbon
© 2 100
(C) 1777 Mass of excess oxygen (D) ೫. Mass of excess carbon
227/2028 8