## Kerala PSC Previous Years Question Paper & Answer

Title : VOCATIONAL TEACHER MAINTENANCE AND REPAIRS OF AUTOMOBILES KVHSE
Question Code : A

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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'VOCATIONAL TEACHER MAINTENANCE AND REPAIRS OF AUTOMOBILES KVHSE' And exam conducted in the year 2016. And Question paper code was '149/2016'. 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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Excerpt of Question Code: 149/2016

149/2016

1. Joule - Thomson coefficient for an ideal gas having equation Pv =RT is :

2. Cycle consisting of two isothermal and two isabaric processes is :

(A) Ericsson (8) Joule (C) Stirling (D) ‏ہ٥٥‎

3, Axial thrust will be negligible in case of :
{^} helical gears (8) spiral gears
(C) herringbone gears (D) bevel gears

4. Coarse grained steels :
(ಗಿ) are very tough (ए) வவ tough
)© do not have a tendency to distort (D) are lighter

5. A critical path has :
(ಸಿ) zero slack (8) munimum slack

(€) maximum slack (D) infinite slack

6. Energy loss due to friction in laminar flow can be calculated either using Darcy’s equation ೧೯
Hagen - Poiseuille equation where friction factor 1s ;

32 64 18

ಓಟ ನಾ B = ८) द्भ (D) none of these

7. The shaft vibrations at nodes are :

(A) maximum (8) zero (0) minimum (D) unpredictable

8. In metals subjected to cold working, strain hardening effect is due to :

(A) twinning mechanism (8) fracture mechanism
(C) dislocation mechanism (D) none of the above
A 3

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