Osmania University (OU) 2006-1st Year B.Pharm 2nd st sem Engineering Main, - Question Paper

2nd year first sem Engineering Main, Dec 2006

1. (a) Write a detailed note on different factors effecting the corrosion of ferrous and other metals.

(b) describe unit operation and unit process with examples.

OR

(c) explain the methods available for prevention of corrosion with all details.

(d) Write a note on the important materials of construction for pharmaceutical industries.


2. (a) define the working of U-tube and inclined kind manometers with a neat sketch. Write and discuss the equations to predict the pressure drops.

OR

(b) State and discuss the modes of heat transfer with basic equations.

(c) What is temperature gradient? discuss the parallel and counter-current heat flow with the help of diagrams and sketches.


3. (a) discuss the principle, working and operation of screw and pneumatic conveyor with a neat sketch and show all the parts with names.

OR

(b) explain the working of any reciprocating pump and any compressor with principle, operation and a neat sketch.


4. (a) describe and discuss the subsequent with examples:
(i) Adiabatic saturation temperature.
(ii) Humidification and dehumidification.
(iii) Compression and absorption.
(iv) Coefficient of performance.

OR

(b) What is humidity chart? discuss the usage of it and how the humidity chart is drawn.

(c) explain the kinds of refrigeration cycles with details.


5. (a) explain the working of plate and frame filter with neat sketch, merits and applications.

(b) What is centrifugation? discuss and draw a sketch for centrifuge.

OR

(c) explain the theory of filtration and discuss the mechanism of filtration. Write and discuss the terms of the formula for the flow of fluids through bed of solids.

(d) define the working of any centrifuge with applications and a neat sketch.

Earning:   Approval pending.