A. High pressure & low temperature
B. Low pressure & high temperature
C. High pressure & high temperature
D. Low pressure & low temperature
Related Mcqs:
- Liquefaction of gases cannot be done by___________________?
A. Exchange of heat with colder stream
B. Adiabatic expansion through a throttle valve (Joule-Thomson expansion)
C. Merely compressing it beyond critical pressure
D. Adiabatic expansion against a piston or in a turbine - Linde process of gas liquefaction employs__________________?
A. Exchange of heat with colder stream
B. Adiabatic expansion through a throttle valve (Joule-Thomson expansion)
C. Adiabatic expansion against a piston or in a turbine
D. Merely compressing the gas beyond its critical pressure - Oxygen is separated by distillation from air after its liquefaction. The boiling point of oxygen is about ______________ °C ?
A. -83
B. -183
C. -196
D. -218 - Claude process of gas liquefaction employs___________________?
A. Merely compression of gas beyond its critical pressure
B. Joule-Thomson expansion cooling
C. Heat exchange with colder stream
D. Adiabatic expansion against a piston or in a turbine - Which of the following fuel gases contains maximum amount of carbon monoxide ?
A. Coke oven gas
B. Water gas
C. Blast furnace gas
D. L.D. converter gas - H2S is scrubbed from refinery gases by absorption using ________________________?
A. Dilute H2SO4
B. Ethanol amine
C. Chilled water
D. Tri-butyl phosphate - Process conditions in fermentator used for production of penicillin is____________________?
A. 25°C, 2 atm
B. 50°C, l0 atm
C. 30°C, 200 mm Hg (absolute)
D. 90°C, 45 atm - Kaolin is a/an _____________________?
A. Refractory material
B. Synthetic resin
C. Artificial abrasive
D. Blue pigment - The most economical pulp for the production of newsprint would be the _____________________ pulp?
A. Ground-wood
B. Sulphate
C. Sulphite
D. Semi-chemical - High acid value of an oil or fat is an indication of _____________________?
A. Storage under improper conditions
B. Absence of unsaturation
C. Its smaller molecular weight
D. None of these
