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Engineering Thermodynamics

Engineering Thermodynamics
A cycle consisting of two isothermal and two isentropic processes, is known as

Carnot cycle
Joule cycle
Ericsson cycle
Stirling cycle

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Engineering Thermodynamics
For reversible adiabatic process, change in entropy is

Minimum
Negative
Zero
Maximum

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Engineering Thermodynamics
The value of the product of molecular weight and the gas characteristic constant for all the gases in M.K.S. unit is

427 kgfm/mol °K
848 kgfm/mol °K
29.27 kgfm/mol °K
8314 kgfm/mol °K

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Engineering Thermodynamics
The isothermal and adiabatic processes are regarded as

Reversible process
Reversible or irreversible process
Irreversible process
None of the listed here

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Engineering Thermodynamics
The efficiency of Diesel cycle approaches to Otto cycle efficiency when

Cut-off is increased
Cut-off is decreased
Cut-off is constant
Cut-off is zero

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Engineering Thermodynamics
In a Carnot cycle, heat is transferred at

Constant temperature
Constant enthalpy
Constant pressure
Constant volume

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MORE MCQ ON Engineering Thermodynamics

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