Kerala PSC Previous Years Question Paper & Answer
Page:3
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LECTURER IN MACHANICAL ENGINEERING POLYTECHNICS TECHNICAL EDUCATION' And exam conducted in the year 2014. And Question paper code was '003/2014'. 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.
18,
18.
21.
22.
24,
25.
Which parameter remains constant during a reversible adiabatic process?
(^) Enthalpy (B) Temperature
(C) Entropy (D) Internal Energy
Second law of thermodynamics defines -
(ಗ) Efficiency 1 (8) Enthalpy
(0) Internal Energy (D) Entropy
Which one of the following relation defines Helmholtz function F?
(8) H+TS © 11-18
(©) ए + D) ۔ تا 9
Which one of the following parameters is significant to ascertain chemical equilibrium of a
system?
(A) Clapeyron Equation (B) Maxwell reaction
(©) Helmholts Function (D) Gibbs Function
Which of the following cast iron consists of carbon in rosette form?
(ക White cast iron (B) Grey cast iron
(C) Malleable cast iron (D) Nodular cast iron
Puddling is the process employed for converting :
(ക) 1 छा into pig iron (ए) Pig iron into wrought iron
(0 Pigiren into cast iron (D) None
The melting point of mild steel in degree centigrade is about :
{A) 850 (18) 1000
(ര 1250 (D) 1500
Which is the magnetic allotrope of iron?
(A) ഭവ ) (0) / 10೧
(0) y iron (1) ५०९
Austempering is a heat treatment process used to oblain greatey :
(^) Ductility (B) Hardness
(©) Toughness 01) Brittleness
5 3/2014
[15.൦൨
