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Engineering Thermodynamics

Engineering Thermodynamics
Which of the following is an irreversible cycle?

Carnot
None of these
Ericsson
Stirling

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Engineering Thermodynamics
The ratio of two specific heats of air is equal to

0.1
0.24
1.41
0.17

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Engineering Thermodynamics
The process is adiabatic, if the value of n in the equation pvn = C, is

One
Zero
γ
∝

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Engineering Thermodynamics
The following cycle is used for air craft refrigeration

Joule cycle
Carnot cycle
Reversed Brayton cycle
Brayton cycle

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Engineering Thermodynamics
When gas is heated at constant pressure, the heat supplied is utilized in

Increasing the internal energy of gas
None of these
Increasing the internal energy of gas and also for doing some external work
Doing some external work

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Engineering Thermodynamics
The fuel mostly used in blast furnace for extracting pig iron from iron ores is

Soft coke
Hard coke
Bituminous coal
Pulverized coal

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MORE MCQ ON Engineering Thermodynamics

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