Polymer Technology - Study Mode

[#166] Bristles of tooth brushes are made of
Correct Answer

(B) Nylon-66

[#167] Condensation polymerisation of __________ produces bakelite.
Correct Answer

(B) Phenol & formaldehyde

[#168] Polymethyl methacrylate, which is an acrylic resin, is also called
Correct Answer

(B) Plexiglass or lucite

[#169] Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres.
Correct Answer

(C) Detergent solution washing

[#170] __________ scrap can be recycled & reutilised.
Correct Answer

(C) Polythene