Most commonly used rubber vulcanisation agent is __________________?
Most commonly used rubber vulcanisation agent is __________________?
A. Sulphur
B. Bromine
C. Platinum
D. Alumina
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____________ polymer is used for making unbreakable crockery?
____________ polymer is used for making unbreakable crockery?A. Thermoplastic
B. Melamine
C. Addition
D. None of theseThermosetting polymers as compared to thermoplastic polymers
Question: Thermosetting polymers as compared to thermoplastic polymers
[A].are formed by addition polymerisation. [B].
have three dimensional structure. [C].
have linear structure. [D].
none of these. Answer: Option B
Explanation:
No answer description available for this question.
Which of the following is not a natural fiber ?
Which of the following is not a natural fiber ?A. Silk
B. Viscose rayon
C. Wool
D. CottonEpoxy resin is a polymer containing two or more groups of the bellow fig. is called epoxide group or ethoxyline group. It is a _______________?
Epoxy resin is a polymer containing two or more groups of the bellow fig. is called epoxide group or ethoxyline group. It is a _______________?A. Polyamide & an elastomer
B. Good adhesive
C. Surface coating agent
D. Both B. and C.Which of the following types of polymers has the strongest inter particle forces ?
Which of the following types of polymers has the strongest inter particle forces ?A. Elastomers
B. Fibres
C. Thermoplastics
D. Thermosetting polymers______________ fibres are made of polyamides?
______________ fibres are made of polyamides?A. Dacron
B. Nylon
C. Rayon
D. Orion