Q. Plasticisers are added to polymers to improve their
✅ Correct Answer: (B)
Softness & flexibility
Materials And Construction MCQs | Page - 21
Dear candidates you will find MCQ questions of Materials And Construction here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. 'Age hardening' of duralumin is due to
✅ Correct Answer: (C)
Both A & B
Q. The ability of a material to offer resistance to scratching or indentation is a measure of its
✅ Correct Answer: (C)
Hardness
Q. Cast iron has
✅ Correct Answer: (D)
Its elastic limit very close to ultimate breaking strength
Q. Hardest materials so far found is
✅ Correct Answer: (A)
Diamond
Q. Polymerisation reactor used for the production of styrene butadiene rubber (SBR) is made of
✅ Correct Answer: (B)
Stainless steel or glass lined vessel
Q. Polymerisation reactor used in the production of styrene butadiene rubber (SBR) is made of
✅ Correct Answer: (C)
Stainless steel or glass lined steel
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