Engineering Thermodynamics
Which is the incorrect statement about Carnot cycle?

It provides concept of maximising work output between the two temperature limits
All the heat engines are based on Carnot cycle
All of these
It is used as the alternate standard of comparison of all heat engines

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Engineering Thermodynamics
The efficiency of a gas turbine is given by

(Net work output)/(Heat supplied)
(Net work output)/(Work-done by the turbine)
(Isentropic increase in temperature)/(Actual increase in temperature)
(Actual temperature drop)/(Isentropic temperature drop)

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Engineering Thermodynamics
Mond gas is obtained by

Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
Passing steam over incandescent coke
Passing air and a large amount of steam over waste coal at about 650°C
Carbonisation of bituminous coal

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Engineering Thermodynamics
Producer gas is obtained by

Passing air and a large amount of steam over waste coal at about 650°C
Passing steam over incandescent coke
Carbonization of bituminous coal
Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast

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