Engineering Thermodynamics Characteristic gas constant of a gas is equal to Cp + Cv Cv /Cp Cp - Cv Cp /Cv Cp + Cv Cv /Cp Cp - Cv Cp /Cv ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Process is thermodynamically in equilibrium Its entropy will change due to irreversibility Process is executed in closed system cycle Sum of heat and work transfer will be zero Process is thermodynamically in equilibrium Its entropy will change due to irreversibility Process is executed in closed system cycle Sum of heat and work transfer will be zero ANSWER DOWNLOAD EXAMIANS APP
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 Mass crosses the boundary but not the energy Neither mass nor energy crosses the boundaries of the system Both energy and mass cross 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 Neither mass nor energy crosses the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On weight basis, air contains following parts of oxygen 21 25 73 23 21 25 73 23 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On volume basis, air contains following parts of oxygen 77 23 21 25 77 23 21 25 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 the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free All of these The pressure and temperature of the working substance must not differ, appreciably, from those of the surroundings at any stage in the process All the processes, taking place in the cycle of operation, must be extremely slow The working parts of the engine must be friction free All of these ANSWER DOWNLOAD EXAMIANS APP
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