Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Enthalpy Temperature Internal energy Entropy Enthalpy Temperature Internal energy Entropy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which 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 The temperature of the gas changes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles has maximum efficiency? Rankine Carnot Stirling Brayton Rankine Carnot Stirling Brayton ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an ideal gas turbine plant, it is assumed that the compression and expansion processes are Polytropic None of these Isentropic Isothermal Polytropic None of these Isentropic Isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero pressure will be At the temperature of - 273 K When molecular momentum of the system becomes zero At sea level At the center of the earth At the temperature of - 273 K When molecular momentum of the system becomes zero At sea level At the center of the earth ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which is the incorrect statement about Carnot cycle? It provides concept of maximising work output between the two temperature limits It is used as the alternate standard of comparison of all heat engines All of these All the heat engines are based on Carnot cycle It provides concept of maximising work output between the two temperature limits It is used as the alternate standard of comparison of all heat engines All of these All the heat engines are based on Carnot cycle ANSWER DOWNLOAD EXAMIANS APP