Engineering Thermodynamics Second law of thermodynamics defines Entropy Heat Internal energy Work Entropy Heat Internal energy Work ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perfect gas at 27°C is heated at constant pressure till its volume is double. The final temperature is 54°C 654°C 108°C 327°C 54°C 654°C 108°C 327°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A perpetual motion machine is A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine A non-thermodynamic machine A hypothetical machine whose operation would violate the laws of thermodynamics A thermodynamic machine A hypothetical machine ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following processes are thermodynamically reversible? Constant volume and constant pressure Throttling Isothermal and adiabatic Free expansion Constant volume and constant pressure Throttling Isothermal and adiabatic Free expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general law of expansion or compression is pvn = C, The process is said to be hyperbolic, if n is equal to 1 γ ∝ 1 γ ∝ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant Joule's law Gay Lussac’s law Boyle's law Charles' law Joule's law Gay Lussac’s law Boyle's law Charles' law ANSWER DOWNLOAD EXAMIANS APP