Kerala PSC Previous Years Question Paper & Answer
Page:2
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Director (Plastic)' And exam conducted in the year 2023. And Question paper code was '139/2023/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.
Polymethylmethacrylate>Polymethacrylate>Polybutylacrylate>Polyethylacylate
C:-Polymethylmethacrylate>Polymethacrylate>Polyethylacylate
>Polybutylacrylate
D:-Polymethacrylate>Polyethylacylate
>Polybutylacrylate>Polymethylmethacrylate
Correct Answer:- Option-C
Question5:-The unit of K value in Mark-Houwink equation is
At-cm3 /Q
B:-Q/em3
C:-°C
D:-None of these
Correct Answer:- Option-A
Question6:-What is the molecular weight of polycaprolactum with degree of
polymerisation 1000?
A:-134500
B:-113000
C:-119000
D:-770000
Correct Answer:- Option-B
Question7:-Which polymerization method is suitable for Polyacrylonitrile?
A:-Anionic polymerization
B:-Coordination polymerization
C:-Cationic polymerization
D:-Free radical polymerization
Correct Answer:- Option-A
Question8:-The functionality of acetylene is
A:-1
B:-2
C:-3
D:-4
Correct Answer:- Option-D
Question9:-Reference material used in NMR is
A:-Tetramethylsilane
B:-Dimethylsilane
C:-Trimethylsilane
D:-Triichloromethylsilane
Correct Answer:- Option-A