JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Pharmacy II Year PHARMACEUTICAL ENGINEERING Previous Question Paper (March - 2024 - R17)
Note: i) Question paper consists of Part A, Part B. ii) Part A is compulsory, which carries 25 marks. In Part A, answer all questions. iii) In Part B, Answer any one question from each unit. Each question carries 10 marks.
Part A
Enlist all the types of energy losses.
Answer
Energy losses in fluid flow are classified into two types: Major losses, caused by friction between the fluid and pipe walls, and Minor losses, caused by changes in velocity or direction due to fittings, valves, bends, enlargements, or contractions.
Give applications of mixing and enlist the factors affecting mixing.
Answer
Applications of mixing include the preparation of emulsions, suspensions, ointments, and tablets. Factors affecting mixing are the physical properties of the materials (density, viscosity, particle size, shape), the proportion of ingredients, the speed of the mixer, and the duration of the mixing process.
Give any two applications of crystallization.
Answer
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Explain in brief about heat transfer through convection.
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Give two advantages and two disadvantages of tray dryer.
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Explain in brief about fractional distillation.
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Give two merits and demerits of perforated basket centrifuge.
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Give quick info on semi-continuous centrifuge and super centrifuge.
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Enlist 4 factors affecting selection of materials for pharmaceutical plant construction.
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Explain about prevention of corrosion in brief.
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Part B
Explain in brief about Bernoulli’s theorem.
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Describe cyclone separator with neat and labelled diagram.
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Explain the roundabouts of Planetary Motion Mixer.
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Differentiate solid mixing and liquid mixing.
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Give applications of heat transfer with brief details on shell and tube heat exchanger.
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Write a note on factors affecting evaporation.
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Classify evaporators with examples.
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Briefly describe the theory of crystallization with necessary findings.
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Write about measurement and application of Equilibrium Moisture Content.
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Enlist types of distillation process and explain steam distillation in detail.
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Write a note on applications and mechanisms of drying.
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Write a note on lyophilization process and the equipment used for the same.
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Write a note on theories of filtration and explain plate and frame filter in brief.
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Give objectives, principles and applications of Centrifugation.
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Give objectives and applications of material handling systems.
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Explain various types of conveyors.
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Write a note on various types of metals used in pharmaceutical plant construction.
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