Engineering Thermodynamics Carnot cycle has maximum efficiency for Diesel engine Reversible engine Petrol engine Irreversible engine Diesel engine Reversible engine Petrol engine Irreversible engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the correct statement of the second law of thermodynamics? It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source All of these There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work It is impossible to transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source All of these There is a definite amount of mechanical energy, which can be obtained from a given quantity of heat energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Does not enable to determine change in entropy Provides relationship between heat, work and internal energy All of these Enables to determine change in internal energy of the system Does not enable to determine change in entropy Provides relationship between heat, work and internal energy All of these Enables to determine change in internal energy of the system 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 pvn process Constant volume process Constant pressure process All of these Constant pvn process Constant volume process Constant pressure process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Internal energy Entropy Temperature Enthalpy Internal energy Entropy Temperature Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The kinetic energy per kg molecule of any gas at absolute temperature T is equal to (where Ru = Universal gas constant) 1.5 Ru × T 3 Ru × T 2 Ru × T Ru × T 1.5 Ru × T 3 Ru × T 2 Ru × T Ru × T ANSWER DOWNLOAD EXAMIANS APP
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