Engineering Thermodynamics A series of operations, which takes place in a certain order and restore the initial conditions at the end, is known as Irreversible cycle Thermodynamic cycle None of these Reversible cycle Irreversible cycle Thermodynamic cycle None of these Reversible cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle increases with None of these Constant cut-off Decrease in cut-off Increase in cut-off None of these Constant cut-off Decrease in cut-off Increase in cut-off ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 1 - (1/ rγ - 1) 1 + (1/ rγ - 1) 1 + rγ - 1 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is Unrestricted expansion Heat transfer with a finite temperature difference All of these Mechanical and fluid friction Unrestricted expansion Heat transfer with a finite temperature difference All of these Mechanical and fluid friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following can be regarded as gas so that gas laws could be applicable, within the commonly encountered temperature limits? O₂, N₂, steam, CO₂ SO₂, NH₃, CO₂, moisture O₂, N₂, water vapour O₂, N₂, H₂, air O₂, N₂, steam, CO₂ SO₂, NH₃, CO₂, moisture O₂, N₂, water vapour O₂, N₂, H₂, air ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called Polytropic process Hyperbolic process Adiabatic process Isothermal process Polytropic process Hyperbolic process Adiabatic process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
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