Copolymer MCQs : This section focuses on the "Copolymer" in Polymer Engineering. These Multiple Choice Questions (MCQ) should be practiced to improve the Polymer Engineering skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.
Question 1
A ____________ is a polymer derived from more than one species of monomer.
A. bipolymer
B. copolymer
C. tripolymer
D. octapolymer
Question 2
The polymerization of monomers into copolymers is called?
A. vinyl monomers
B. binary polymerization
C. copolymerization
D. None of the above
Question 3
Copolymers obtained by copolymerization of two monomer species are sometimes called bipolymers.
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say
Question 4
Quaterpolymers contains?
A. four polymers
B. four copolymers
C. two monomers
D. four monomers
Question 5
How many propagation reactions occur simultaneously in a binary copolymerization process?
A. 2
B. 3
C. 4
D. 5
Question 6
When is the copolymerization said to be an ideal copolymerization?
A. r1r2=0
B. r1r2=1
C. r1=r2
D. r1=1
Question 7
Which copolymers comprise two or more homopolymer subunits linked by covalent bonds?
A. Alternating copolymers
B. Block copolymers
C. Periodic copolymers
D. Statistical copolymers
Question 8
What is the value of copolymer composition (mole fraction), F1 for alternate copolymerization?
A. 0.5
B. 1
C. r1
D. 2
Question 9
Which of the following mechanism can produce a copolymer?
A. step-growth mechanism
B. free radical mechanism
C. cationic mechanism
D. All of the above
Question 10
Linear copolymers consist of a single main chain
A. TRUE
B. FALSE
C. Can be true or false
D. Can not say