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 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 transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work 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 transfer heat from a body at a lower temperature to a higher temperature, without the aid of an external source ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which is the incorrect statement about Carnot cycle? It is used as the alternate standard of comparison of all heat engines It provides concept of maximising work output between the two temperature limits All the heat engines are based on Carnot cycle All of these It is used as the alternate standard of comparison of all heat engines It provides concept of maximising work output between the two temperature limits All the heat engines are based on Carnot cycle All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Thermal power plant works on Rankine cycle Carnot cycle Joule cycle Otto cycle Rankine cycle Carnot cycle Joule cycle Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro’s law All of these The sum of partial pressure of the mixture of two gases is sum of the two Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules The product of the gas constant and the molecular mass of an ideal gas is constant All of these The sum of partial pressure of the mixture of two gases is sum of the two Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules The product of the gas constant and the molecular mass of an ideal gas is constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The first law of thermodynamics is the law of Conservation of mass Conservation of momentum Conservation of heat Conservation of energy Conservation of mass Conservation of momentum Conservation of heat Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Does not enable to determine change in entropy All of these Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system Does not enable to determine change in entropy All of these Provides relationship between heat, work and internal energy Enables to determine change in internal energy of the system ANSWER DOWNLOAD EXAMIANS APP
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