Engineering Thermodynamics A closed system is one in which Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy Both energy and mass cross the boundaries of the system Mass does not cross boundaries of the system, though energy may do so Neither mass nor energy crosses the boundaries of the system Mass crosses the boundary but not the energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On volume basis, air contains following parts of oxygen 21 25 23 77 21 25 23 77 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For the same compression ratio, the efficiency of dual combustion cycle is Less than Diesel cycle and greater than Otto cycle Less than Diesel cycle Greater than Diesel cycle Greater than Diesel cycle and less than Otto cycle Less than Diesel cycle and greater than Otto cycle Less than Diesel cycle Greater than Diesel cycle Greater than Diesel cycle and less than Otto cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a gas turbine is given by (Actual temperature drop)/(Isentropic temperature drop) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Net work output)/(Work-done by the turbine) (Actual temperature drop)/(Isentropic temperature drop) (Isentropic increase in temperature)/(Actual increase in temperature) (Net work output)/(Heat supplied) (Net work output)/(Work-done by the turbine) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The processes occurring in open system which permit the transfer of mass to and from the system, are known as Adiabatic processes None of the listed here Non-flow processes Flow processes Adiabatic processes None of the listed here Non-flow processes Flow processes ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Kinetic theory of gases assumes that the collisions between the molecules are Partly inelastic Partly elastic Perfectly inelastic Perfectly elastic Partly inelastic Partly elastic Perfectly inelastic Perfectly elastic ANSWER DOWNLOAD EXAMIANS APP