Kerala PSC Previous Years Question Paper & Answer
Page:7
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Deputy Manager (Production)' And exam conducted in the year 2023. And Question paper code was '161/2023/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.
C:-wu=0.16(PePr)*
D:-wu=0.6GrPr)?®
Correct Answer:- Option-D
Question34:-Film wise condensation
A:-is characterized by a thin liquid film forming over the entire surface
B:-is less common than drop wise condensation
C:-occurs on non wettable surfaces
D:-is charaterized by high heat transfer coefficients than that for drop wise
condensation
Correct Answer:- Option-A
Question35:-Assuming the sun to be a black body emitting radiation with maximum
intensity at 1=2894m, what is the surface temperature of the sun?
A:-20.09K
B:-10.02K
C:-273K
D:-303K
Correct Answer:- Option-B
Question36:-A cold fluid is heated from 40°C to 130°C by steam at 150°C. The
LMTD in parallel flow is
A:-Lower than the LMTD in counter flow
B:-Greater than the LMTD in counter flow
C:-Equal to the LMTD in counter flow
D:-Zero
Correct Answer:- Option-A
Question37:-The tube side heat transfer coefficient just at the entrance of tube is
A:-one
B:-zero
C:-infinity
D:-same as the average value of heat transfer coefficient for tube side
Correct Answer:- Option-C
Question38:-The steam economy of an evaporator is defined as
A:-the number of kilograms of steam consumed per hour
B:-the number of kilograms of steam consumed per kilogram of solvent
vaporized
C:-the number of kilograms of solvent vapourized per hour
D:-the number of kilograms of solvent vaporized per kilogram of steam fed to
the evaporator