Discuss features and properties of different types of colloidal dispersion.
[6 marks]What are association colloids? Mention the mechanism of formation of micelles.
[5 marks]Explain Protective colloids.
[5 marks]Define Rheology; Give the application of rheology in pharmacy.
[6 marks]Explain the Plastic and Pseudoplastic flow curves with examples.
[5 marks]Classify various viscometers. Describe a viscometer to find out viscosity of Non-Newtonian fluids with labeled diagram.
[5 marks]Differentiate hydrophilic and lipophilic colloids.
[6 marks]Describe thixotrophy and negative thixotrophy. How to evaluate the thixotrophy.
[5 marks]Give a short note on rotational viscometers.
[5 marks]Write a note on physical stability of emulsion.
[6 marks]Give a short note multiple emulsions.
[5 marks]Write a brief note on electric properties of interfaces.
[5 marks]Enlist the methods for particle size determination. Explain conductivity Method.
[6 marks]Discuss the derived properties of powder.
[5 marks]Explain methods for determining surface area. Q. 6 (a) What is meant by controlled flocculation? Discuss the various means by Which controlled flocculation can be achieved?
[6 marks]Give the difference between flocculated and deflocculated suspensions.
[5 marks]Define Drug Stability and give its importance in Pharmaceutical field.
[5 marks]Enumerate types of chemical degradation and explain Hydrolysis in detail.
[6 marks]Give a short note on Accelerated stability testing.
[5 marks]Explain Photolytic degradation and its prevention
[5 marks]