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Pharmaceutical Engineering
4.
Describe construction, working, uses, merits and demerits of semi continuous centrifuge.
5.
Describe construction, working, uses, merits and demerits of super centrifuge.
(Refer article 10.8) (Refer article 10.9)
MULTIPLE CHOICE QUESTIONS 1.
2.
The centrifugal effect is a.
ratio of the centrifugal force and gravitational forces
b.
sum of the centrifugal force and gravitational forces
c.
product of the centrifugal force and gravitational forces
d.
None of the above
Which centrifuge is used to separate
crystalline drug such as aspirin and suifamethoxazole
liquor? a. Perforated basket centrifuge
3.
4.
b.
Non Perforated basket centrifuge
c.
Super centrifuge
d.
semi continuous centrifuge
Which centrifuge is used when deposited solids provide high resistance to the now of liquid? a.
Perforated basket centrifuge
b.
Non Perforated basket centrifuge
c.
Super centrifuge
d.
semi continuous centrifuge
The process in which centrifugal force is used as driving force for phase separation is called a.
Centrifugation
b.
Filtration
c.
Evaporation
d.
Distillation
ANSWERS l.a 2.a 3.b 4.a
from mother