Polycaprolactam is nothing but __________________?
Polycaprolactam is nothing but __________________?
A. Orlon
B. Nylon-66
C. Nylon-6
D. Saran
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Buna-S is also called
Question: Buna-S is also called
[A].polyurathane [B].
SBR [C].
teflon [D].
bakelite Answer: Option B
Explanation:
No answer description available for this question.
Vulcanisation of rubber does not increase its__________________?
Vulcanisation of rubber does not increase its__________________?A. Softness
B. Oxidation resistance
C. Weight & strength
D. Elasticity & water solubilitySBR is produced by the copolymerisation of butadiene & styrene by employing emulsion polymerisation. The weight ratio of styrene and butadiene is maintained at_________________?
SBR is produced by the copolymerisation of butadiene & styrene by employing emulsion polymerisation. The weight ratio of styrene and butadiene is maintained at_________________?A. 1: 3
B. 3 : 1
C. 1 : 2
D. 2 : 1Gutta percha rubber is_________________?
Gutta percha rubber is_________________?A. Soft & tacky at room temperature
B. An isomer of natural rubber
C. A thermosetting resin
D. Recovered by coagulation of rubber latexThe generic chemical name for the class of polymers which are commercially known as nylons is______________________?
The generic chemical name for the class of polymers which are commercially known as nylons is______________________?A. Polyolefins
B. Polyamide
C. Polyacrylate
D. PolyurethaneTyres are made by___________________?
Tyres are made by___________________?A. Injection moulding
B. Extrusion
C. Rotational moulding
D. Compression moulding