Explore topic-wise MCQs in Polymer Engineering.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Polymer Engineering knowledge and support exam preparation. Choose a topic below to get started.

1.

Methacrylic acid and 2-vinyl pyridine are copolymerized together at 70 C, where r1 and r2 have values 0.58 and 1.55, respectively. Which of the following component is present in more quantity in the copolymer formed in earlier stage?

A. tmethacrylic acid
B. t2-vinyl pyridine
C. tequimolar composition
D. tnone of the mentioned
Answer» C. tequimolar composition
Discussion
2.

What is the copolymer composition for azeotropic copolymerization of Acrylonitrile and 1,3-butadiene at 50 C, given that r1=0.02 and r2=0.30?

A. t 0.21
B. t0.417
C. t0.84
D. t0.62
Answer» C. t0.84
Discussion
3.

What is the composition of copolymer formed by the copolymerization of 60% vinyl acetate and 40% vinyl chloride at 60 C, given that r1=0.23 and r2=1.68?

A. t0.39
B. t0.78
C. t0.63
D. tcannot be determined
Answer» B. t0.78
Discussion
4.

Calculate the feed composition for azeotropic copolymerization of methy methacrylate and styrene at 60 C.(Given that r1=0.46 and r2=0.52)

A. t0.47
B. t0.56
C. t0.235
D. t0.94
Answer» B. t0.56
Discussion