Multiple Choice Questions (MCQ) on Polymers
1- Rayon is made from:-
(A) Wood pulp
(B) Bark of the tree
(C) Dry leaves
(D) Petroleum products
2- Viscose rayon filaments are produced through the process of:
(A) Solution spinning
(B) Melt spinning
(C) Gel spinning
(D) Dry jet wet spinning
3- The material similar to silk in appearance is
(A) Nylon
(B) Rayon
(C) Polyester
(D) Terylene
4- Which is a thermoset polymer?
(A) Polyethylene
(B) Polypropylene
(C) Polylactic acid
(D) Epoxy
5- Which of the following types of polymers is a co-polymer?
(A) Graft
(B) Network
(C) Linear
(D) Branched
6- The synthetic fiber is:-
(A) Carbon
(B) Nylon
(C) Glass
(D) All of the above
7- In polymer composites, polymer acts as a
(A) Matrix
(B) Reinforcement
(C) Interphase
(D) Interface
8- Terylene, nylon and cotton are the examples of
(A) Inorganic polymers
(B) Organic polymers
(C) Both (A) and (B)
(D) None of these
9- Which of the following statement is false about glass fibres?
(A) These are non-flammable
(B) These are poor conductor of sound
(C) These are chemically inactive
(D) These are good conductor of electric current
10- Fibreglass is a composite of
(A) Glass fibres in a polymer matrix
(B) Polymer fibres in a glass matrix
(C) Glass fibres in metal matrix
(D) All of the above
11- A fiber that floats on water is –
(A) Nylon
(B) polyester
(C) Acrylic
(D) Polypropylene
12- The fiber that contains nitrogen and sulphur is –
(A) Polyester
(B) Wool
(C) Nylon 6
(D) Kevlar
ANSWERS:
1-(A), 2-(A), 3-(B), 4-(D), 5-(A), 6-(D), 7-(A), 8-(B), 9-(D), 10-(A), 11-(D), 12-(B)