A. Acrylic
B. Polyester
C. Nylon 6:6
D. Polypropylene
Polymer Technology
Polymer Technology
A. PVC
B. Silicone rubber
C. Polyurethanes
D. Polyamides
A. Nucleic acids e.g. RNA and DNA
B. Polysaccharides
C. Polyisoprene
D. Polyurethane
A. Wool
B. Silk
C. Cotton
D. None of these
A. Deforms, if stretched to double of its original dimension
B. Is brittle at low temperature
C. Is softer at higher temperature
D. Is highly permeable to air & water and is readily attacked by chemicals & atmospheric gases
A. Cellulose
B. Dacron
C. Nylon-6
D. None of these
A. Softness
B. Oxidation resistance
C. Weight & strength
D. Elasticity & water solubility
A. Teflon
B. Bakelite
C. Polyester
D. Nylon-66
A. Elasticity
B. Plasticity
C. Ductility
D. None of these
A. PVC
B. Polythene
C. Bakelite
D. Polystyrene