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Engineering Thermodynamics

Engineering Thermodynamics
The entropy may be expressed as a function of

Pressure and temperature
Heat and work
Temperature and volume
All of these

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Engineering Thermodynamics
The following cycle is used for air craft refrigeration

Carnot cycle
Reversed Brayton cycle
Brayton cycle
Joule cycle

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Engineering Thermodynamics
The sum of internal energy (U) and the product of pressure and volume (p.v) is known as

Power
Entropy
Work done
Enthalpy

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Engineering Thermodynamics
During which of the following process does heat rejection takes place in Carnot cycle?

Isothermal compression
Isothermal expansion
Isentropic compression
Isentropic expansion

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Engineering Thermodynamics
To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is

Multiplied by its density
Multiplied by its molecular weight
Multiplied by its specific weight
Divided by its molecular weight

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Engineering Thermodynamics
The ideal efficiency of a Brayton cycle with regeneration, with increase in pressure ratio will

Increase
Decrease
Increase/decrease depending on application
Remain unchanged

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MORE MCQ ON Engineering Thermodynamics

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