S.Y. B. PHARMACY (IV Semester) EXAMINATION, 2018
PHARMACEUTICAL ENGINEERING
(2015 PATTERN)
Time Three Hours Maximum Marks 60
N.B. All questions are compulsory.
(ii Answers to the two sections should be written in separate
answer-books.
(iii Neat labeled diagrams must be drawn wherever necessary.
Figures to the right indicate full marks.
Section-I
1. Explain different mechanisms of heat transfer in detail. Elaborate
on heat transfer to boiling liquids.
Or
Classify evaporators and explain capacity and efficiency of multiple
effect evaporator in comparison to single effect evaporator.
2. Attempt any four of the following
Explain thermostatic traps for removal of condensates.
Differentiate between evaporation and drying.
Discuss factors affecting drying process.
Illustrate molecular diffusion of gases.
Explain Fourier's law of heat transfer.
Describe working of drum dryer.
Explain mass transfer in laminar and turbulent flow.
[5345]-4006 2
3. Write short notes on (any two)
Forced circulation evaporator
Fluidised bed dryer
Theories of interphase mass transfer
Plate heat exchangers.
Section-II
4. Discuss crystallization phenomenon with reference to supersaturation
nucleation and crystal growth.
Or
Define and explain distillation process with the help of boiling point
diagrams. Elaborate on distillation of miscible and immiscible systems.
5. Answer the following (any four)
Describe significance of Reynold's number.
Explain working of inclined manometer.
Describe factors affecting corrosion.
Explain quantity flow meter.
Illustrate fractionating columns used in distillation process.
Explain factors affecting crystal growth.
Describe differential distillation process.
6. Write short notes on (any two)
Causes for caking of crystals and preventive measures for it.
Methods for combating corrosion.
Energy losses in fluid flow through pipe.
Swenson Walker crystallizer.