B. Pharmacy II Year II Semester (Main) Examination, April 2017
Subject: Pharmaceutical Engineering II
Time: 3 Hours Max. Marks: 70
Note: Answer all questions. All questions carry equal marks.
1 Discuss the principle, construction, working and applications of Hammer Mill with
diagram.
Write a note on size separation by settling.
OR
Write about construction and working of diffusion battery with sketch.
Explain about cyclone separator with diagram.
2 Write about the classification of equipment used in evaporation. Explain about
forced circulation evaporator.
Explain about ideal solutions and real solutions.
OR
Discuss molecular distillation and azeotropic distillation.
Write a note on HETP and factors influencing the efficiency of fractional
distillation.
3 What is desorption and write its importance and techniques used for desorption?
Discuss the principle, construction, working, uses, advantages, disadvantages of
spray dryer with sketch diagram.
OR
Write a note on various crystal forms and crystal habits with diagrams.
Explain in detail about circulating magma crystallizer.
4 What is the disadvantage of vortex formation in liquid mixing? Suggest methods
to eliminate it.
Write about triple roller mill and planetary mixer with sketch diagram.
OR
Write about the applications of ion exchange resins.
Write about different types of devices for liquid-liquid mixing.
5 Define compaction and write about lubrication of die wall.
What are process variables and discuss the measurement of any two variables.
OR
Explain about open loop and closed loop control systems in Automatic Process
Control Systems with diagram.
Write a note on measurement of punch forces and cohesion in compaction.