Rajiv Gandhi University of Health Sciences, Karnataka
III Year B.Pharm Degree Examination – NOV 2017
PHARMACEUTICAL ENGINEERING
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(Revised Scheme - 2)
Q.P. CODE: 1964
Time: Three Hours
Max. Marks: 80 Marks
Your answers should be specific to the questions asked
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Draw neat labeled diagrams wherever necessary
LONG ESSAYS (Answer any Two) 2 x 10 = 20 Marks
- What are the factors affecting size reduction? Explain in detail.
- Explain the rate of drying and discuss the process of freeze drying.
- What is evaporation? Explain the factors affecting rate of evaporation. Add a note on falling film evaporator.
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SHORT ESSAYS (Answer any Eight) 8 x 5 = 40 Marks
- What is Mier's theory? What are its limitations?
- Discuss about the uses of steam distillation.
- Write a note on belt conveyor.
- Discuss about the applications of filter aids.
- Explain the construction and working of spray dryer.
- Differentiate between single effect evaporation and multiple effect evaporation.
- Describe the construction and working of Swenson Walker Crystalliser.
- Explain the construction and working of ball mill.
- Discuss about the types of glass. Add a note on the evaluation of glass container.
- Discuss about the principle involved in the working of an air conditioner.
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SHORT ANSWERS 10 x 2 = 20 Marks
- List-out the various ways by which size separation can be carried out.
- Draw a neat, labeled diagram of sigma blade mixer.
- Suggest four ways to avoid air pollution.
- List-out the uses of refrigeration.
- Classify centrifuges.
- List-out the problem areas of mixing.
- How do you avoid the caking of crystals?
- What is Fourier's law?
- Define forced and natural convection.
- Define (a) Black body (b) Gray body.
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