Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Lecturer in Mechanical Engineering ' And exam conducted in the year 2023. And Question paper code was '129/2023'. 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.
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Which of the following is an inversion of single slider crank chain?
(A) Beam engine
(B) Oscillation cylinder engine
(C) Watts indicator mechanism
(D) Elliptical trammel
The circle drawn to the cam profile with minimum radius is called the :
(^) Prime circle (B) Cam circle
(C) Pitch circle ) circle
If the axes of first and last gear of a compound gear train are coaxial the gear train is known
as ——————— train.
(^) simple
(B) complex
(C) reverted
(2) 001೧7610
The governor is said to be ب when the speed of the engine fluctuates continuously
above and below the mean speed.
(ಸಿ) isochronous
(B) hunting
(C) insensitive
(D) _ stable
For some compression ratio and heat addition air standard efficiencies is of the order :
(A) Otto cycle > diesel cycle > dual cycle
(B) Otto cycle > dual cycle > diesel cycle
(C) Diesel cycle > dual cycle > otto cycle
(1) Diesel cycle > otto cycle > dual cycle
Two reference fuels used for Cetane rating are :
(A) Cetane and ISO-octane
(B) Cetane and n-heptane
(0 Cetane and Tetra ethyl lead
(D) Cetane and a-methyl napthalene
129/2023 16 A