adipic acid and hexamenthylene diamine.
caprolactum.
maleic anhydride and hexamethylene diamine.
dimethyl terephthalate (DMT) and ethylene glycol.
✅ The correct answer is option A.
Chemical Engineering MCQs
Valcunisation of rubber decreases its
tensile strength.
resistance to organic solvents.
tackiness.
working temperature range.
✅ The correct answer is option C.
Cellulose content in bomboo fibre is about __________ percent.
10
20
50
85
✅ The correct answer is option C.
Acrylonitrile is mainly used in the __________ industry.
polymer
printing
dyeing
photographic
✅ The correct answer is option A.
Scouring is a finishing operation during the manufacture of fibre, which aims at __________ of fibres.
improving the stretchability
dyeing/colouring
detergent solution washing
glycol soaking
✅ The correct answer is option C.
Polycaprolactum is nothing but
orlon
nylon 6, 6
nylon 6
saran
✅ The correct answer is option C.
Density of high density polythene is about __________ gm/c.c.
1.18
1.05
0.95
0.99
✅ The correct answer is option C.
Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is
7 kgf/cm2 and 70 °C.
1000 kgf/cm2 and 100°C.
7 kgf/cm2 and 700°C.
1 kgf/cm2 (gage) and 70°C.
✅ The correct answer is option A.
__________ is a homopolymer.
Neoprene
Bakelite
Nylon-66
Terylene
✅ The correct answer is option A.
Polypropylene compared to polythene is
harder
stronger
lighter
all (a), (b) and (c)
✅ The correct answer is option D.