Engineering Thermodynamics One kg of carbon monoxide requires __________ kg of oxygen to produce 11/7 kg of carbon dioxide gas. 9/7 All of the listed here 11/4 4/7 9/7 All of the listed here 11/4 4/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of a Carnot engine depends on Working substance Size of engine Design of engine Temperatures of source and sink Working substance Size of engine Design of engine Temperatures of source and sink ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated 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 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 Mass crosses the boundary but not the energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which No heat enters or leaves the gas All of these The change in internal energy is equal to the mechanical work done The temperature of the gas changes No heat enters or leaves the gas All of these The change in internal energy is equal to the mechanical work done The temperature of the gas changes 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 Gases have No value of specific heat Only one value of specific heat Two values of specific heat Under some conditions one value and sometimes two values of specific heat No value of specific heat Only one value of specific heat Two values of specific heat Under some conditions one value and sometimes two values of specific heat ANSWER DOWNLOAD EXAMIANS APP