Engineering Thermodynamics Which of the following is the correct statement? All the reversible engines have the same efficiency. All the reversible and irreversible engines have the same efficiency. Irreversible engines have maximum efficiency. All engines are designed as reversible in order to obtain maximum efficiency. All the reversible engines have the same efficiency. All the reversible and irreversible engines have the same efficiency. Irreversible engines have maximum efficiency. All engines are designed as reversible in order to obtain maximum efficiency. ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The mass of excess air supplied is equal to (23/100) × Mass of excess oxygen (100/23) × Mass of excess carbon (100/23) × Mass of excess oxygen (23/100) × Mass of excess carbon (23/100) × Mass of excess oxygen (100/23) × Mass of excess carbon (100/23) × Mass of excess oxygen (23/100) × Mass of excess carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An isolated system is one in which 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 Both energy and mass cross the boundaries of the system ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a reversible adiabatic process, the ratio of T1/T2 is equal to (p2/p1)γ - 1/ γ (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ (v2/v1)γ - 1/ γ (p2/p1)γ - 1/ γ (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ (v2/v1)γ - 1/ γ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is Multiplied by its density Divided by its molecular weight Multiplied by its molecular weight Multiplied by its specific weight Multiplied by its density Divided by its molecular weight Multiplied by its molecular weight Multiplied by its specific weight ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Stirling cycle consists of Two constant pressure and two isothermal processes Two constant volume and two isothermal processes One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes Two constant pressure and two isothermal processes Two constant volume and two isothermal processes One constant volume, one constant pressure and two isentropic processes Two constant volume and two isentropic processes ANSWER DOWNLOAD EXAMIANS APP
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