Physical Pharmaceutics 2 Important Questions are most helpful for the B.Pharm 4th semester examination. You can also download the suggestions PDF.
Colloidal Dispersion
Short Answer Questions
1. Enlist names of colloids based upon molecular size.
2. What are lyophilic colloids?
3. What is coacervation?
4. What do you mean by peptization?
5. Explain in short about colloidal dispersion.
Long Answer Questions
1. Discuss in detail the classification of dispersed systems.
2. Enlist and explain the general characteristics of dispersed systems.
3. Enlist and explain the classification of colloids.
4. Explain the optical properties of colloids.
5. Explain in detail the protective action of colloids.
Rheology
Short Answer Questions
1. What is rheology?
2. What is pseudoplastic flow?
3. What is thixotropy?
4. Enlist various instruments used for viscosity determination.
5. Explain in short about plastic deformation.
Long Answer Questions
1. Discuss in detail non-Newtonian systems.
2. Explain in detail about thixotropy.
3. Enlist various instruments used for the determination of viscosity and explain the capillary viscometer.
4. Explain plastic and elastic deformation.
5. Explain in detail about Newtonian systems.
Coarse Dispersion
Short Answer Questions
1. What do you mean by flocculated and deflocculated suspensions?
2. What are microemulsions?
3. Enlist types of physical instability.
4. What is the difference between upward creaming and downward creaming?
5. Enlist interfacial properties of suspended particles.
Long Answer Questions
1. Discuss in detail the interfacial properties of suspended particles.
2. Explain in detail microemulsions and multiple emulsions.
3. Enlist various instabilities of emulsions.
4. Explain preservation of emulsions.
5. Explain in detail about settling in suspensions.
Micromeretics
Short Answer Questions
1. Enlist four types of diameter.
2. What do you mean by Stokes diameter (dst)?
3. What is particle number?
4. What do you mean by porosity?
5. What do you mean by the angle of repose?
Long Answer Questions
1. Discuss in detail methods for determining particle size.
2. Explain methods for determining surface area.
3. Enlist and explain derived properties of powders.
Drug Stability
Short Answer Questions
1. What is the shelf life of a drug?
2. What are the different orders of reaction with their units?
3. What is coacervation?
4. Enlist the methods for the determination of the order of reaction.
5. Explain in short the effect of the dielectric constant on reaction rate.
Long Answer Questions
1. Discuss in detail the reaction kinetics.
2. Enlist and explain methods used for the determination of reaction order.
3. Enlist and explain physical and chemical factors influencing the chemical degradation of pharmaceutical products.
4. Explain the effect of hydrolysis and oxidation on stability.
5. Explain in detail accelerated stability testing in expiration dating of pharmaceutical dosage forms.