Download B.Pharm 2nd Year 2011 August 564256 Physical Pharmaceutics Question Paper

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[KZ 4256] Sub. Code : 4256

SECOND B.PHARM. EXAMINATION

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Paper I - PHYSICAL PHARMACEUTICS

Q.P. Code : 564256

Time : Three hours Maximum: 100 Marks

Answer ALL questions.

I. LONG ESSAYS (2x20=40)

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1. a) Explain Critical micellar concentration, theories of micelle formation.
   b) Electrical properties of interfaces.
2. Write about the various decomposition and stabilization study of medicinal agents.

II. SHORT NOTES (8 x 5=40)

1. Noyes Whitney equation.

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2. Colloidal properties.
3. Settling of suspensions.
4. First order reaction.
5. Explain the term Micromeritics.
6. Pharmaceutical applications of Rheology.

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7. Give a brief account of inclusion Compounds.
8. pH determination and its applications.

III. SHORT ANSWERS (10x 2=20)

1. Define diffusion.
2. Types of colloids.

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3. Deflocculating agents.
4. Factors influencing the physical stability of emulsion.
5. Accelerated stability studies.
6. Methods of determining surface area.
7. Newtonian system.

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8. Binding equilibria.
9. Give examples for polymer complexes.
10. Define sedimentation volume.