Engineering Thermodynamics According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant Charles' law Joule's law Boyle's law Gay Lussac’s law Charles' law Joule's law Boyle's law Gay Lussac’s law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) (Net work output)/(Work-done by the turbine) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Actual temperature drop)/(Isentropic temperature drop) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called Briquetted coal None of these Bituminous coal Wood charcoal Briquetted coal None of these Bituminous coal Wood charcoal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Neither mass nor energy crosses the boundaries of the system Mass does not cross boundaries of the system, though energy may do so ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the property of a system? Enthalpy and entropy Volume and density All of these Pressure and temperature Enthalpy and entropy Volume and density All of these Pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature. Remains constant Increases Decreases None of these Remains constant Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP