Engineering Thermodynamics For a perfect gas, according to Boyle’s law (where P = Absolute pressure, V = Volume and T = Absolute temperature) V/T = constant, if p is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant V/T = constant, if p is kept constant P v = constant, if T is kept constant P/T = constant, if v is kept constant T/P = constant, if v is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is Unrestricted expansion Heat transfer with a finite temperature difference All of these Mechanical and fluid friction Unrestricted expansion Heat transfer with a finite temperature difference All of these Mechanical and fluid friction ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the dual combustion cycle for the same compression ratio is __________ Diesel cycle. Greater than Equal to Less than None of these Greater than Equal to Less than None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics 1 kgf/cm² is equal to 1 mm Hg 735.6 mm Hg Zero mm Hg 760 mm Hg 1 mm Hg 735.6 mm Hg Zero mm Hg 760 mm Hg ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics An adiabatic process is one in which 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 No heat enters or leaves the gas All of these The change in internal energy is equal to the mechanical work done ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a system after undergoing a series of processes, returns to the initial state then Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium Sum of heat and work transfer will be zero Its entropy will change due to irreversibility Process is executed in closed system cycle Process is thermodynamically in equilibrium ANSWER DOWNLOAD EXAMIANS APP
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