Download B.Pharm 2nd Year 2016 February 564256 Physical Pharmaceutics Question Paper

FirstRanker.com

(LI 4256) FEBRUARY 2016 Sub. Code: 4256

B.PHARM. EXAMINATION

--- Content provided by FirstRanker.com ---

SECOND YEAR

PAPER I - PHYSICAL PHARMACEUTICS

Q.P. Code: 564256

Time: Three hours Maximum: 100 Marks

I. Essay: (2x20=40)

--- Content provided by​ FirstRanker.com ---

1. a) Explain objective, procedure and limitations of accelerated stability testing.
   b) Explain briefly on degradation and stabilization of pharmaceutical products.
2. a) Explain various methods of complex analysis.
   b) Discuss shear thickening systems with suitable examples.

II. Short notes: (8x5=40)

--- Content provided by​ FirstRanker.com ---

1. Discuss Sedimentation technique that used for particle size analysis.
2. Briefly explain the diffusion principles in biological systems.
3. Write short notes on different colloidal systems.
4. Dilatant flow.
5. Describe Cone and Plate viscometer.

--- Content provided by⁠ FirstRanker.com ---

6. Explain instabilities of emulsion.
7. Explain pharmaceutical applications of surfactants according to HLB values.
8. Brief about Factors affecting dissolution.

III. Short answers: (10 x 2=20)

1. Factors causing breaking in emulsion.

--- Content provided by‍ FirstRanker.com ---

2. Zeta potential.
3. Noyes Whitney equation.
4. Define Yield value in plastic systems.
5. Thixotropy.
6. Porosity.

--- Content provided by​ FirstRanker.com ---

7. Define Protective colloids.
8. Buffer capacity.
9. Dissolution.
10. Stoke’s law.

FirstRanker.com

--- Content provided by‌ FirstRanker.com ---