Polymer Technology MCQ Questions & Answers | Chemical Engineering

A. Percent elongation

B. Resilience

C. Freezing point

D. Strength

A. Micromolecules

B. Macromolecules

C. Sub-micromolecules

D. None of these

A. Addition polymerisation product

B. Condensation polymerisation product

C. Thermosetting material

D. None of these

A. Cation/anion exchanger

B. Water soluble adhesive

C. Textile fibre

D. Non-sticky coating on frying pans

A. Is produced by polycondensation reaction

B. Uses either emulsion or suspension polymerisation methods

C. Can be made thermosetting by adding a plasticiser

D. Softening temperature is 200°C

A. Polyamide

B. Polystyrene

C. Polyester

D. Polyacrylonitrile

A. Polyester

B. Polyamide

C. Polyisoprene

D. Polystyrene

A. Thermoplastic

B. Melamine

C. Addition

D. None of these

A. Thermoplastic

B. Thermosetting

C. Fibrous

D. Chemically active

A. Greater the degree of cross-linking in the polymer, lesser is its solubility

B. Polymers having more aliphatic character are more soluble in aliphatic solvents, while those polymers having more aromatic character are more soluble in aromatic solvents

C. Swelling tendency or solubility of polymers in a particular solvent decreases with increase in molecular weight of the solvent

D. High molecul ar weight polymers on dissolving gives solution of very low viscosity