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Chemical Engineering
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Polymer Technology
See What Others Are Saying!
Question
Maximum consumption of polymers is in
Options
A. electrical insulation
B. toys making
C. coating and films
D. packaging
Correct Answer
coating and films
More questions
1. Which of the following is a heat treatment furnace?
Options
A. Muffle furnace
B. Annealing furnace
C. Reheating furnace
D. Rotary kiln
Show Answer
Scratch Pad
Discuss
Correct Answer: Annealing furnace
2. __________ mills fall in the category of tumbling mills,
Options
A. Ball and pebble
B. Rod and tube
C. Compartment
D. all (a), (b) & (c)
Show Answer
Scratch Pad
Discuss
Correct Answer: all (a), (b) & (c)
3. Nitro-phosphate (manufactured at Trom-bay) is a __________ fertiliser.
Options
A. mixed
B. complex
C. highly hygroscopic
D. highly explosive
Show Answer
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Discuss
Correct Answer: complex
4. With increasing alumina content, the fusion point of high alumina refractories
Options
A. increases.
B. decreases.
C. remains constant.
D. may increase or decrease ; depends on its alumina content.
Show Answer
Scratch Pad
Discuss
Correct Answer: increases.
5. Main constituent of cotton fibre is
Options
A. lignin
B. cellulose
C. starch
D. gelatine
Show Answer
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Discuss
Correct Answer: cellulose
6.
C
v
for monoatomic gases is equal to(where,
R
= gas constant)
Options
A.
R
B. 1.5
R
C. 2
R
D. 3
R
Show Answer
Scratch Pad
Discuss
Correct Answer: 1.5
R
7. Addition of a non-volatile solute to a pure solvent
Options
A. increases its freezing point.
B. increases its boiling point.
C. decreases its freezing point.
D. both (b) and (c)
Show Answer
Scratch Pad
Discuss
Correct Answer: both (b) and (c)
8. For coarse reduction of hard solids, use
Options
A. impact
B. attrition
C. compression
D. cutting
Show Answer
Scratch Pad
Discuss
Correct Answer: compression
9. Which of the following is not a natural fibre?
Options
A. Silk
B. Viscose rayon
C. Wool
D. Cotton
Show Answer
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Discuss
Correct Answer: Viscose rayon
10. The function of an economiser in a boiler is to preheat the
Options
A. feedwater
B. combustion air
C. pulverised coal
D. furnace oil
Show Answer
Scratch Pad
Discuss
Correct Answer: feedwater
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