Related Questions

Linde gas liquefaction process employs cooling
A By throttling
B By expansion in an engine
C At constant pressure
D None of these
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
Evaporative cooling process employs a combination of cooling and humidification in which the
A Sensible heat is added
B Sensible heat is removed and the latent heat is added
C Latent heat is removed
D Sensible heat is added and latent heat is removed
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
Favourable conditions for the liquefaction of gases in general are
A High pressure & low temperature
B Low pressure & high temperature
C High pressure & high temperature
D Low pressure & low temperature
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
A garments factory employs 3 categories of workers K, M and N. The efficiency of the 3 categories of workers to do a specific task is in the ratio of 3 : 5 : 6 respectively and the factory employs 15 of category K, 12 of category M and 3 of category N. If the total wages paid to the entire group of 30 workers is Tk. 492 per hour, what will be the wages earned by a category N worker for an 8-hour day?
A Tk. 144
B Tk. 72
C Tk. 192
D Tk. 576
Q.(1-4): Answer the questions on the basis of the information given below. * F,G and H are insurance companies , Q,R,S and T are private detectives .Each detective works for at least one of the insurance companies. * Q always works for F and at least one of the other companies. Some of the time G employs only one of these detectives,' the rest of the time it employs exactly two of them. *F and H each employ exactly two of these detectives all the time. If R works for H only, and if S works for G and H only, T works for--
A F only
B G only
C H only
D both F and G

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