Chemical Engineering — Test 52
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Question 1
Out of the following processes of paper pulp manufacture, the maximum corrosion problem in digestion & handling equipments is encountered in the _____________ process?
Question 2
Oxygen is produced by fractionation of air using _____________ process?
Question 3
Hydrogenation of vegetable oils is a/an _______________ reaction ?
Question 4
Cement setting under water employs a/an _______________ process ?
Question 5
Paper grade bamboo contains about _______________ percent cellulose ?
Question 6
The major constituent of black liquor generated during paper manufacture is sodium___________________?
Question 7
Most widely and commonly used coagulant for the removal of suspended impurities in water is __________________?
Question 8
Flash point of most vegetable oils is about _______________ °C ?
Question 9
Common salt is generally not produced commonly by ________________ method from brine ?
Question 10
Dacron (or Terylene) fibres as compared to nylon fibres have__________________?