Kerala PSC Previous Years Question Paper & Answer

Title : Lecturer in Polymer Technology (Polytechnics)
Question Code :

Page:14


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Lecturer in Polymer Technology (Polytechnics)' And exam conducted in the year 2023. And Question paper code was '120/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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: 14 out of 18
Excerpt of Question Code: 120/2023/OL

C:-PPO
D:-PS
Correct Answer:- Option-A

Question75:-Phenol and formaldehyde molar ration for resol synthesis is
under basic medium

A:-1:1

B:-1:2

C:-1:1.5

D:-1:0.5

Correct Answer:- Option-C

Question76:-One of the important joining techniques used for thermoplastic and will
produce a permanently bonded and aesthetically pleasing joint

A:-Threads and Threading
B:-Metal Insert
C:-Vibration and hotplate welding
D:-Ultrasonic welding
Correct Answer:- Option-D
Question77:-Which of the following could be made from HDPE
A:-Rigid drainage pipes
B:-Water Storage tank
C:-Soft drink crates
D:-All of these
Correct Answer:- Option-D
Question78:-Processing temperature of PP for below moulding
A:-130-180
B:-200-220
C:-230-250
D:-190-205
Correct Answer:-Question Cancelled

Question79:-For pipe application PVC is manufactured by
polymerization

A:-Suspension polymerization
B:-Micro Suspension Polymerization
C:-Bulk polymerization

D:-Pearl polymerization

Correct Answer:-Question Cancelled

Question80:-Natural polyol used for the production of polyurethane foam

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Lecturer in Polymer Technology (Polytechnics) : Video