Engineering Thermodynamics A cycle consisting of ___ and two isothermal processes is known as Stirling cycle. Two constant pressure Two constant volume One constant pressure, one constant volume Two isentropic Two constant pressure Two constant volume One constant pressure, one constant volume Two isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas energy equation is (where Q1 - 2 = Heat supplied, dU = Change in internal energy, and W1 - 2 = Work done in heat units) Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 Q1 - 2 = dU + W1 - 2 Q1 - 2 = dU × W1 - 2 Q1 - 2 = dU/W1 - 2 Q1 - 2 = dU - W1 - 2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Change in enthalpy in a closed system is equal to heat transferred if the reversible process takes place at constant Pressure Volume Internal energy Temperature Pressure Volume Internal energy Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is an intensive property of a thermodynamic system? Mass Temperature Energy Volume Mass Temperature Energy Volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which The change in internal energy is equal to the mechanical work done All of these No heat enters or leaves the gas The temperature of the gas changes The change in internal energy is equal to the mechanical work done All of these No heat enters or leaves the gas The temperature of the gas changes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An open system is one in which Both energy and mass cross the boundaries of the system Neither mass nor energy crosses 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 Both energy and mass cross the boundaries of the system Neither mass nor energy crosses 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 ANSWER DOWNLOAD EXAMIANS APP