Kerala PSC Previous Years Question Paper & Answer
Page:10
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Materials Manager' And exam conducted in the year 2023. And Question paper code was '163/2023/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.
B:-Reynolds number
C:-Nusselt number
D:-Grashof number
Correct Answer:- Option-A
Question47:-Lumpted system analysis is reasonably applicable when the value of
Biot number is less than
A:-0.1
B:-1
C:-10
D:-0.01
Correct Answer:- Option-A
Question48:-Which of the following is true if the value of Nusselt Number is unity?
A:-Heat transfer is through conduction only
B:-Heat transfer is through convention only
C:-Absence of heat transfer
D:-None of the mentioned
Correct Answer:- Option-A
Question49:-Which of the following heat transfer process involve the internal heat
generation?
A:-Nuclear fission
B:-Curing of concrete
C:-Joule heating
D:-All the above
Correct Answer:- Option-D
Question50:-Value of relative humidity for the saturated air is
A:-0%
B:-100%
C:-1%
D:-Any of the above
Correct Answer:- Option-B
Question51:-Find the resistance of the coil which takes a current of 5<60° A (lag)
from the 100V, 50 Hz supply.
۵۸-50
B:-10Q
C:-200Q
D:-600
Correct Answer:- Option-B