Engineering Thermodynamics The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is None of these Greater than one Less than one Equal to one None of these Greater than one Less than one Equal to one ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy of gas molecules Remain constant Decreases Increases May increase/decrease depending on the properties of gas Remain constant Decreases Increases May increase/decrease depending on the properties of gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition for the reversibility of a cycle is The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All of these The working parts of the engine must be friction free All the processes, taking place in the cycle of operation, must be extremely slow The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All of these The working parts of the engine must be friction free All the processes, taking place in the cycle of operation, must be extremely slow ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a gas is heated at constant volume Both temperature and pressure will increase Its temperature will increase Its pressure will increase Neither temperature nor pressure will increase Both temperature and pressure will increase Its temperature will increase Its pressure will increase Neither temperature nor pressure will increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which law states that the internal energy of a gas is a function of temperature? Boyle's law There is no such law Joule's law Charles' law Boyle's law There is no such law Joule's law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process There is no change in enthalpy There is no change in temperature All of the listed here There is no change in internal energy There is no change in enthalpy There is no change in temperature All of the listed here There is no change in internal energy ANSWER DOWNLOAD EXAMIANS APP