Kerala PSC Previous Years Question Paper & Answer
Page:10
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Workshop Instructor/ Instructor Grade II/ Demonstrator/ Draftsman Grade II in Polymer Technology' And exam conducted in the year 2023. And Question paper code was '099/2023/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.
Correct Answer:- Option-B
Question49:-The type of defect found in dipped goods because of the presence of
bubbles in the coagulant tank.
A:-Pin hole
B:-Weak spot
C:-Tear
D:-Lumps
Correct Answer:- Option-A
Question50:-Sodium silicofluoride in conjugation with zinc oxide is used in the
Dunlop process as
A:-stabiliser
B:-curing agent
C:-gelling agent
D:-accelerator
Correct Answer:- Option-C
Question51:-Extrusion of latex compound is involved in the manufacture of
A:-Latex thread
B:-Gloves
C:-Latex foam
D:-None of these
Correct Answer:- Option-A
Question52:-The Talalay process is used for the manufacture of
A:-Surgical gloves
B:-Latex foam
C:-Latex thread
D:-Latex adhesives
Correct Answer:- Option-B
Question53:-According to BIS specification, maximum volatile matter content by
mass permitted for ISNR grader is
A:-0.5%
B:-0.6%
C:-0.8%
D:-0.1%
Correct Answer:- Option-C
Question54:-Thickness of the specimen used for the determination of plasticity
retention index are in the range of