Kerala PSC Previous Years Question Paper & Answer

Title : ASSISTANT PROFESSOR (CHEMICAL ENGINEERING)
Question Code : A

Page:5


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ASSISTANT PROFESSOR (CHEMICAL ENGINEERING) ' And exam conducted in the year 2017. And Question paper code was '071/2017/OL'. 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.

page: 5 out of 12
Excerpt of Question Code: 071/2017/OL

Question37:-Entropy is a measure of the of a system.
A:-temperature changes only
B:-disorder
C:-orderly behaviour
D:-none of these
Correct Answer:- Option-B
Question38:-Which of the following is a characteristic of an adiabatic process ?
A:-AU = 0
B:-W=0
C:-Q=0
D:-AV =0
Correct Answer:- Option-C
Question39:-The number of degrees of freedom for a mixture of ice and water are
൧-2
8:-1
C:-3
0:-0
Correct Answer:- Option-B
Question40:-The equation dU = TdS - PdV is applicable to infinitesimal changes occurring in
A:-an open system of constant composition
B:-a closed system of constant composition
C:-an open system with changes in composition
D:-a closed system with changes in composition
Correct Answer:- Option-B
Question41:-In case of a pressure driven laminar flow of a Newtonian fluid of viscosity (‘mu*) through a horizontal circular
pipe, the velocity of the fluid is proportional to
திறப்‌
mu*0.5*
றப்‌ (1)
D:- mu*(-0.5)°
Correct Answer:- Option-C
Question42:-Losses for flow through valves and fittings are expressed in terms of
A:-drag coefficient
-equivalent length of a straight pipe
C:-shape factor
D:-roughness factor
Correct Answer:- Option-B
Question43:-The local velocity of a fluid along a streamline can be measured by
A:-Pitot tube
B:-Venturi meter
C:-Rota meter
D:-Orifice meter
Correct Answer:- Option-A
Question44:-Water is flowing under laminar condition in a pipe of length L if the diameter of the pipe is doubled, for a
constant volumetric flow rate, the pressure drop across the pipe
A:-decreases 2 times
:-decreases 16 times
C:-increases 2 times
D:-increases 16 times
Correct Answer:- Option-B
Question45:-Bernoull's equation cannot be applied when the flow is
A:-rotational
B:-turbulent
C:-unsteady
D:-all of the above
Correct Answer:- Option-D
Question46:-In pipe flow, heat is transferred from hot wall to the liquid by
A:-conduction only
B:-forced convection only

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ASSISTANT PROFESSOR (CHEMICAL ENGINEERING) : Video