Depithing
Digestion
Bleaching
None of these
✅ The correct answer is option A.
Chemical Engineering MCQs
Production of one ton of cement requires about __________ tons of limestone.
0.6
1.2
2.2
3.8
✅ The correct answer is option B.
Addition of calcium oxide to water produces
Exothermic heat
Hissing sound
Slaked lime
All of the above
✅ The correct answer is option D.
__________ glass is used for the manufacture of optical glass.
Pyrex
Soda
Flint
Crooke’s
✅ The correct answer is option C.
In the manufacture of viscose rayon, the raw material used industrially is
Recalyptious wood
Bamboo
Bagasse
Fine teak wood
✅ The correct answer is option D.
Sugar content in sugarcane on cane basis is about __________ percent by weight.
1 to 5
5 to 10
15 to 20
20 to 30
✅ The correct answer is option B.
Zeolite is used in the
Water treatment
Glass manufacture
Hydrogenation of fatty oil as a catalyst
Development of exposed photographic plate
✅ The correct answer is option A.
Sizing material is incorporated in paper to
Impart resistance to penetration by liquids
Increase its thickness
Increase its flexibility & opacity
Increase its brightness
✅ The correct answer is option A.
Which of the following processes can remove both temporary as well as permanent hardness of water?
Filtration
Boiling
Distillation
None of these
✅ The correct answer is option C.
Lurgi coal gasifier is a pressurised __________ bed reactor.
Moving
Fixed
Fluidised
Entrained
✅ The correct answer is option A.