Engineering Thermodynamics On volume basis, air contains following parts of oxygen 25 77 23 21 25 77 23 21 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Universal gas constant is defined as equal to product of the molecular weight of the gas and Specific heat at constant volume Ratio of two specific heats Specific heat at constant pressure Gas constant Specific heat at constant volume Ratio of two specific heats Specific heat at constant pressure Gas constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle with decrease in cut-off First decreases and then increases First increases and then decreases Increases Decreases First decreases and then increases First increases and then decreases Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An actual engine is to be designed having same efficiency as the Carnot cycle. Such a proposition is Feasible Possible, but with lot of sophistications Possible Impossible Feasible Possible, but with lot of sophistications Possible Impossible ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work done in an adiabatic process between a given pair of end states depends on The end states only Particular adiabatic process The value of heat transferred The value of index ‘n’ The end states only Particular adiabatic process The value of heat transferred The value of index ‘n’ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement? Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. Irreversible engines have maximum efficiency. All the reversible and irreversible engines have the same efficiency. All the reversible engines have the same efficiency. All engines are designed as reversible in order to obtain maximum efficiency. ANSWER DOWNLOAD EXAMIANS APP
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