Kerala PSC Previous Years Question Paper & Answer

Title : LECTURER IN POLYMER TECHNOLOGY
Question Code : A

Page:8


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LECTURER IN POLYMER TECHNOLOGY' And exam conducted in the year 2015. And Question paper code was '031/2015/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: 8 out of 11
Excerpt of Question Code: 031/2015/OL

B:-Volume flow rate and capillary diameter
C:-Shear stress and capillary diameter
D:-None of these
Correct Answer:- Option-B
Question69:-In an isometric creep curve
A:-Stress is plot against strain
B:-Strain is plotted against time
C:-Stress is plotted against log time
D:-Strain is plotted against log time
Correct Answer:- Option-C
Question70:-Which of the following involves the use of a rotor?
A:-MDR
-Mooney viscometer
C:-Rubber process analyzer
D:-Alll of these
Correct Answer:- Option-B
Question71:-The ply angle in radial tyres is close to degrees.
A:-37
-45
0:55
D:-90
Correct Answer:- Option-D
Question72:-Which of the following is a slow accelerator?

D:-MBT

Correct Answer:- Option-A
Question73:-Caprolactam disulphide is a

A:-Activator

B:-Monomer

C:-Sulphur donor

D:-Accelerator

Correct Answer:- Option-C
Question74:-Chemical mastication is operational after (deg. Centigrade)

A:-100

B:-120

C:-140

D:-150

Correct Answer:- Option-B
Question75:-Transmissibility is defined as

A:-Output amplitude / input amplitude

B:-Output frequency / input frequency

C:-Loss modulus / storage modulus

D:-None of these

Correct Answer:- Option-A
Question76:-For good vibration isolation

A:-Transmissibility must be > 1

B:-Natural frequency must be high

C:-Natural frequency must be low

D:-Damping must be high

Correct Answer:- Option-C
Question77:-DBP number is used to measure

A:-C black particle size

B:-C black surface area

C:-Surface functional group

D:-C black structure

Correct Answer:- Option-D
Question78:-BET method uses gas to measure surface area.

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LECTURER IN POLYMER TECHNOLOGY : Video