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 - rγ - 1 1 + rγ - 1 1 + (1/ rγ - 1) 1 - (1/ rγ - 1) 1 - rγ - 1 1 + rγ - 1 1 + (1/ rγ - 1) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is not the intensive property? Pressure Heat Density Temperature Pressure Heat Density Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A molecule consisting of one atom is known as Mono-atomic Di-atomic Tri-atomic Poly-atomic Mono-atomic Di-atomic Tri-atomic Poly-atomic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Carnot cycle depends upon Cut-off ratio and compression ratio Pressure ratio Volume compression ratio Temperature limits Cut-off ratio and compression ratio Pressure ratio Volume compression ratio Temperature limits ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The volumetric or molar specific heat at constant pressure is the product of Molecular mass of the gas and the gas constant Atomic mass of the gas and the gas constant None of the listed here Molecular mass of the gas and the specific heat at constant volume Molecular mass of the gas and the gas constant Atomic mass of the gas and the gas constant None of the listed here Molecular mass of the gas and the specific heat at constant volume ANSWER DOWNLOAD EXAMIANS APP