Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Tradesman (Polymer Technology)' And exam conducted in the year 2023. And Question paper code was '084/2023/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.
A:-Acid
B:-Anhydride
C:-Amine
D:-Alkali
Correct Answer:- Option-C
Question91:-What is the function of styrene in UP-resin compounding?
A:-The curing agent of UP resin
B:-Filler
C:-Diluent of UP resin
D:-Increase the viscosity of UPresin
Correct Answer:- Option-C
Question92:-Which catalyst is used for elevated temperature of curing of UP resin?
A:-Methyl ethyl ketone peroxide
B:-Cyclohexanone peroxide
C:-Cobalt naphthenate
D:-Benzoyl peroxide
Correct Answer:- Option-D
Question93:-Which promotes good adhesion between fibrous reinforcement and
resin matrix?
A:-MEKP
B:-Styrene
C:-Vinyl trichlorosilane
D:-Clay
Correct Answer:- Option-C
Question94:-Which is used as a UV stabilizer?
A:-Antimony trioxide
B:-PPD
C:-Benzotriazole
D:-Lead oxide
Correct Answer:- Option-C
Question95:-Which ingredient increases the tinctorial power and fastness to light of
rubber product?
A:-Carbon black
B:-Clay
C:-Titanium dioxide
D:-Calcium carbonate