Engineering Thermodynamics The efficiency of Carnot cycle is maximum for Steam engine Reversible engine Gas engine Petrol engine Steam engine Reversible engine Gas engine Petrol engine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics First law of thermodynamics Provides relationship between heat, work and internal energy Does not enable to determine change in entropy Enables to determine change in internal energy of the system All of these Provides relationship between heat, work and internal energy Does not enable to determine change in entropy Enables to determine change in internal energy of the system All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A closed system is one in which 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 Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The area under the temperature-entropy curve (T – s curve) of any thermodynamic process represents Heat rejected None of the listed here Heat absorbed Either heat absorbed or heat rejected Heat rejected None of the listed here Heat absorbed Either heat absorbed or heat rejected ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as Internal energy Entropy Enthalpy External energy Internal energy Entropy Enthalpy External energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Carnot cycle has maximum efficiency for Reversible engine Petrol engine Irreversible engine Diesel engine Reversible engine Petrol engine Irreversible engine Diesel engine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS