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 + (1/ rγ - 1) 1 + rγ - 1 1 - (1/ rγ - 1) 1 - rγ - 1 1 + (1/ rγ - 1) 1 + rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The unit of length in S.I. units is Kilometer Millimeter Centimeter Meter Kilometer Millimeter Centimeter Meter ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Entropy change depends on Mass transfer Change of temperature Thermodynamic state Heat transfer Mass transfer Change of temperature Thermodynamic state Heat transfer ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following process can be made reversible with the help of a regenerator? All of these Constant volume process Constant pvn process Constant pressure process All of these Constant volume process Constant pvn process Constant pressure process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics deals with Conservation of mass Conservation of momentum Conservation of energy Conservation of heat Conservation of mass Conservation of momentum Conservation of energy Conservation of heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which The temperature of the gas changes No heat enters or leaves the gas The change in internal energy is equal to the mechanical work done All of these The temperature of the gas changes No heat enters or leaves the gas The change in internal energy is equal to the mechanical work done All of these ANSWER DOWNLOAD EXAMIANS APP
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