Engineering Thermodynamics A closed system is one in which Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Both energy and mass cross the boundaries of the system Mass crosses the boundary but not the energy Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a gas is heated at constant pressure Its volume will increase Its temperature will increase Both temperature and volume will increase Neither temperature not volume will increase Its volume will increase Its temperature will increase Both temperature and volume will increase Neither temperature not volume will increase ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? All of these Gay Lussac’s law Boyle's law Charles ‘law All of these Gay Lussac’s law Boyle's law Charles ‘law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A mixture of gas expands from 0.03 m3 to 0.06 m3 at a constant pressure of 1 MPa and absorbs 84 kJ of heat during the process. The change in internal energy of the mixture is 54 kJ 114 kJ 84 kJ 30 kJ 54 kJ 114 kJ 84 kJ 30 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The following cycle is used for air craft refrigeration Carnot cycle Brayton cycle Joule cycle Reversed Brayton cycle Carnot cycle Brayton cycle Joule cycle Reversed Brayton cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When a system changes its state from one equilibrium state to another equilibrium state, then the path of successive states through which the system has passed, is known as Thermodynamic process Thermodynamic cycle Thermodynamic law None of the listed here Thermodynamic process Thermodynamic cycle Thermodynamic law None of the listed here ANSWER DOWNLOAD EXAMIANS APP