15 Drying MCQ- Pharmaceutics MCQ
1.Which one of these drying techniques is used for drying antibiotics and plant extract?
a. Vacuum Dryer
b. Freeze dryer
c. Spray dryer
d. None of these
2. In which dryer, hot air jets are used for drying purposes?
a. Vacuum Dryer
b. Spray Dryer
c.Roller Dryer
d. Fluidized Bed dryer
3. Which materials are not used in drying in a freeze dryer?
A. Seafood
B. Fruits
C. Pharmaceuticals
D. Dyes
4. Condition that is highly critical in the drying process.
A. Moisture
B. Pressure
C. Temperature
D. Volume
5. For effective drying conditions which processing factor is essential.
A. Height
B. Humidity
C. Weight
D. Pressure
6. Advantage of a fluidized bed dryer isโฆ
A. No attrition
B. Entire material is continuously exposed to a heat source
C. Fluppy mass is formed
D. Humidity can be increased
7. Which of the following Dryer is known as lyophilizers?
A. Fluidized bed dryer
B. Spray dryer
C. Freeze dryer
D. Vacuum dryer
8. The final removal of liquid from solids by vaporization with the aid of heat is known as:
A. Evaporation
B. Drying
C. Sublimation
D. Desiccation
9. Proper drying can prevent โฆโฆ..of the product.
A. Loss
B. Weight
C. Deterioration
D. Solubility
10. Proper drying improves theโฆ..of the product.
A. Solubility
B. Weight
C. Deterioration.
D. Volume
11. Drying involves โฆโฆโฆโฆ.transfer operation.
A. Mass
B. Heat
C. Mass & heat
D. Either mass or heat
12. _________is the process in which the liquid can be removed from the solid material thermal means.
A. Drying
B. Filtration
C. Mixing
D. Size separation
13. FBD is also called as
A. Size bed dryer
B. Moving bed dryer
C. both A & B
D. None
14. The advantage of FBD is
A. Smaller drying period
B. Constant drying
C. Effectively at a little temperature
D. All
15. The drying conduction mechanism of heat transfer is involved in
A. Filtration
B. FBD
C. Freeze dryer
D. None
15 Drying MCQ- Pharmaceutics MCQ
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