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.Management Sciences
Category: CHEMICAL ENGINEERING
Which of the following denotes the effect of compressibility in fluid flow ?
A. Weber number
B. Mach number
C. Euler number
D. Reynolds number
______________ joint is usually used for joining cast iron pipes mostly used for temporary pipelines, where it may be necessary to dismantle & reassemble the pipeline very frequently ?
A. Collar
B. Flanged
C. Bell and Spigot
D. Expansion
Rotary kilns in cement industry are lined with _____________bricks?
A. Fireclay
B. Silica
C. Lead
D. High alumina & high magnesia
Bode stability method uses ____________ loop transfer function?
A. Open
B. Closed
C. Either A. or B.
D. Neither A. nor B.
Fast breeder reactors do not____________________?
A. Use Th-232 as fissile fuel
B. Convert fertile material to fissile material
C. Use fast neutrons for fission
D. Use molten sodium as coolant
In sewage treatment, the detention period allowed for oxidation ponds ranges from _____________ weeks?
A. 1 to 2
B. 4 to 5
C. 9 to 10
D. 15 to 20
Fermenter used in the production of penicillin by deep fermentation process is a ______________ lined steel vessel ?
A. Rubber
B. Monel
C. Glass
D. Nickel
Pick out the wrong statement?
A. Safety valves are provided in heat exchangers for removal of non-condensable
B. Liquid metals and Dowtherm are used for very high temperature heating
C. In a shell and tube heat exchanger, high pressure fluid is generally routed through the tube
D. A loop seal or U-seal is provided in a vertical condenser sub-cooler to prevent quick draining
of the condensate
Conversion of SO2 to SO3 in Monsanto 4-pass converter is about ____________________ percent?
A. 80
B. 90
C. 98
D. 100
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