Seat No.: Enrolment
GUJARAT TECHNOLOGICAL UNIVERSITY
B. Pharm. SEMESTER III • EXAMINATION WINTER • 2016
Subject Code: 2230002 Date: 21-11-2016
Subject Name: Pharmaceutical Engineering
Time: 02:30 pm 05:30 pm Total Marks: 80
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1

Define stoichiometry. Give significance of "stoichiometry" in pharmacy field
06

Write short note on fuels and combustion.
05

Write in brief on material balance.
05
Q.2

Enumerate energy losses in pipe. Explain Enlargement losses.
06

Differentiate between Dimensional equation Dimensionless equation.
05

Explain unit operation, unit processes and tie-substance.
05
Q.3

Discuss in brief overall heat transfer coefficient.
06

Explain differential manometers in detail.
05

Give name of different valves and write about globe valve.
05
Q.4

Draw the diagram explain in details about Liquid-Liquid heat Exchangers with spacer.
06

Derive equation for conduction of heat through a circular pipe.
05

Describe factors affecting transfer of mass from solid to a fluid with diagrams.
05
Q.5

Write short note on Glass as a material for plant construction.
06

Define corrosion. Describe galvanic corrosion and its prevention.
05

What are differences between pipe and tubing?
05
Q. 6

Write note on various rotary positive displacement pumps.
06

Write in details with a diagram on belt conveyor and bucket conveyor.
05

Write a note on total energy balance in fluid flow.
05
Q.7

A salt solution originally contains 4 w/w NaCl in water is evaporated until the concentration is 5 w/w NaCl: (NaCl is tie substance)
What is the percentage reduction in original solution?
What percentage of the water evaporated?
06

With labeled diagram, describe principle and working of rotameter.
05

What is thermal radiation? Explain the concept of Black body and Gray body in thermal radiation.
05