Engineering Thermodynamics An adiabatic process is one in which The temperature of the gas changes All of these No heat enters or leaves the gas The change in internal energy is equal to the mechanical work done The temperature of the gas changes All of these No heat enters or leaves the gas The change in internal energy is equal to the mechanical work done ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles is not a reversible cycle? None of the listed here Carnot Ericsson Stirling None of the listed here Carnot Ericsson Stirling ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called Gay-Lussac law Boyle's law Joule's law Charles' law Gay-Lussac law Boyle's law Joule's law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic wall is one which Permits thermal interaction Prevents thermal interaction Discourages thermal interaction Encourages thermal interaction Permits thermal interaction Prevents thermal interaction Discourages thermal interaction Encourages thermal interaction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Hard coal Bituminous coal Pulverized coal Soft coal Hard coal Bituminous coal Pulverized coal Soft coal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following processes are thermodynamically reversible? Isothermal and adiabatic Constant volume and constant pressure Throttling Free expansion Isothermal and adiabatic Constant volume and constant pressure Throttling Free expansion ANSWER DOWNLOAD EXAMIANS APP