Chemical Engineering — Test 72
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Question 1
One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult’s law is obeyed, then changing the feed composition would effect ?
Question 2
The operating line for an absorber is curved, when plotted in terms of _______________________?
Question 3
(NSh/NRe.NSc) is termed in mass transfer operation as the __________________________?
Question 4
Positive deviation from Raoult’s law means a mixture whose total pressure is___________________?
Question 5
An ideal tower packing should not _______________________?
Question 6
Make up water is supplied during cooling tower operation to compensate for water losses due to______________________?
Question 7
As the reflux ratio in a distillation column is increased from the minimum, the______________________?
Question 8
Solvent used in extractive distillation_________________________?
Question 9
Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for_________________?
Question 10
When the feed to a distillation column is a saturated liquid, slope of the feed line is_____________________?