PP-II second sessional question paper
Physical Pharmaceutics-II
Second Sessional  Question Paper (For Unit- III & IV)
Class: Second Year B.Pharm Unit IV              
Date: 18/05/2020
20 MCQ                                      20 Marks
05 True or false                        05 Marks
05 Match the pairs                  05 Marks
                                        Total- 30 Marks
Name of the Student *
PRN No. *
Roll No.
1. Which of the following properties of a particle significantly affects the physical, chemical and biological properties of the drug? *
1 point
2. Interspace porosity is related with *
1 point
3.In the formulation of emulsions and suspensions what type of diameter is important? *
1 point
4. Coulter counter is used to determine *
1 point
5. Fisher subsieve sizer is used to determine the surface area of the powder. The surface area is measured based on the change in *
1 point
6. It is difficult to express the size of particles in a meaningful diameter. The reason is that the particles in a powder are *
1 point
7. In Bicontinuous micro emulsion *
1 point
8. Micro emulsion is prepared by *
1 point
9. Secondary Emulsion (multiple emulsion) can be used to increase the --------- of the active compound. *
1 point
10. Downward creaming means........ rate of sedimentation. *
1 point
11. Emulsion has a ......... shelf life. *
1 point
12. Creaming in emulsion can be controlled by regulating *
1 point
13. In the stability of emulsion, which important instability step should be prevented? *
1 point
14. Emulsion containing more than two phases are called as *
1 point
15. A substance that allows oil and water to mix or emulsify is known as ________ *
1 point
16. Which of these is not a cause of cracking of emulsion *
1 point
17. Which of the following emulsion instabilities can be easily reversed *
1 point
18. Helium displacement method is used to determine true density of ----- *
1 point
19. Factors affecting flow properties of powders ------ *
1 point
20. What type of emulsion is a w/o/w emulsion? *
1 point
21. Gelatin and Wool fat are examples of Emulsifying Agent originated from vegetable source. *
1 point
22. Breaking of an emulsion can be reversible by vigorous agitation *
1 point
23. Micro emulsions do not form spontaneously on addition of water, oil and surfactant co-surfactant mixture. *
1 point
24.Secondary Emulsion (multiple emulsion) can be used to increase the stability of active compound. *
1 point
25.Addition of glidant improve the flow properties of powders *
1 point
26.Match the Pair *
5 points
Cascade impactor
Sieving Method
Microscopy Method
Laser Diffraction
Sedimentation Method
Aerodynemic diameter
Stoke's diameter
Projected diameter
Volume Diameter
Sieve diameter
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