Second Year B.Pharm (Ayurveda) Degree Supplementary Examinations, April 2014 Pharmaceutical Engineering Time: 3 Hours
Total Marks: 100 •
Answer all questions.
Essays:
(2x10=20)
1. What are the types of dryers used in pharmaceutical industry. Describe the concept of spray drier and mention its advantages 2. Differentiate between simple, steam and flash distillation with neat diagram (10x5=50) Answer briefly: 3. Mier’s super saturation theory 4. Basic equations of fluid flow 5. Fourier’s law of heat conduction through a cylindrical plate 6. Any one equipment used for mixing pastes 7. What are filter aids and explain with examples 8. What are possible industrial hazards and how they can be controlled 9. Principle of pneumatic conveyor with a labeled diagram 10. What are humidity charts and mention its uses in pharmacy 11. Construction and working of film evaporator of any one type 12. What is corrosion and state how corrosion can be prevented Short notes:
( 10x3=30)
13. Compare: Conduction and radiation modes of heat transfer 14. Principle of freeze drying 15. Draw a labeled diagram of pitot tube and explain the working of same 16. Fractionating columns 17. Mechanisms of size reduction 18. What is the importance of crystallization in pharmaceutical industry 19. Principle of filtration process 20. Classify industrial centrifuges with examples 21. Define evaporation and mention the effect of vapor pressure on evaporation 22. Distinguish between drying and distillation. Mention two applications of distillation as per I.P. *******************
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