Related Questions

The principle applied in liquefaction of gases is
A Adiabatic expansion
B Joule-Thomson effect
C Both A and B
D Neither A nor B
Claude's liquefaction process employs the cooling of gases by
A Expansion in an engine
B Following a constant pressure cycle
C Throttling
D None of these
Liquefaction of gases can not 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 gas liquefaction process employs cooling
A By throttling
B By expansion in an engine
C At constant pressure
D None of these
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 gas liquefaction process employs cooling
A At constant pressure
B By throttling
C By expansion in an engine
D None of these
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
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
Which of the following set of conditions is favourable for the maximum yield of ammonia by Haber's process?
A High pressure, low reactants concentration, high temperature
B High pressure, low reactants concentration, low temperature
C High pressure, high reactants concentration, low temperature
D Low pressure, high reactants concentration, low temperature
Which one of the following conditions are not favourable for the growth of coral reefs ?
A Sediment free water
B Fresh water
C Moderate saline water
D Disturbed water and currents

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