Engineering Thermodynamics One barometric pressure or 1 atmospheric pressure is equal to 1.0197 kgf/cm² 1.033 kgf/cm² 1 kgf/cm² 0 kgf/cm² 1.0197 kgf/cm² 1.033 kgf/cm² 1 kgf/cm² 0 kgf/cm² 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 In closed cycle gas turbine, the air is compressed Isentropically None of these Isothermally Polytropically Isentropically None of these Isothermally Polytropically ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics During which of the following process does heat rejection takes place in Carnot cycle? Isentropic compression Isentropic expansion Isothermal compression Isothermal expansion Isentropic compression Isentropic expansion Isothermal compression Isothermal expansion 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 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 Does not enable to determine change in entropy ANSWER DOWNLOAD EXAMIANS APP
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