FACULTY OF PHARMACY
B. Pharmacy 2/4 II-Semester (Non-CBCS) (Backlog) Examination,
November December 2018
Subject: Pharmaceutical Engineering -II
Time: 3 Hours Max. Marks: 70
Note: Answer All Questions. All Questions carry Equal Marks.
1. Compare and contrast between edge and end runner mills along with diagrams. 8
Mention the problems associated with extraction of crude drugs. 6
OR
Explain the factors affecting the choice of extraction process. 6
Write the construction and working of continuous extraction equipment. 8
Explain the energy and mass balances during evaporation process. 8
Write the construction, advantages and disadvantages of steam jacketed kettle. 6 OR
Differentiate between sieve plate and packed columns. 7
Explain the concept of HETP. 7
Write the construction, working, advantage and disadvantages of rotary drum
dryer. 8
Explain the concepts of gas absorption and desorption along with their
applications. 6
OR
Mention the different characteristics of crystalline substances. 6
Write the construction, working and advantages of vacuum crystallizer. 8
Classify ion exchange resins and mention their applications. 6
Write the construction and working of kneading mixture. 8
OR
Write the parameters to be considered for selection of mixer. 6
Write the construction and working of mixer for free flowing substances. 8
Explain the concepts of adhesion and cohesion of particles and its significance in
compaction. 8
Describe the effect of pressure on relative volume during compaction process. 6
OR
Write the advantages, disadvantages and limitations of automatic process
control. 6
Explain the techniques for level measurement. 8