Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Remains constant Increases Decreases None of these Remains constant Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is Wood charcoal Briquetted coal Bituminous coal Coke Wood charcoal Briquetted coal Bituminous coal Coke ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy of gas molecules Increases Remain constant May increase/decrease depending on the properties of gas Decreases Increases Remain constant May increase/decrease depending on the properties of gas Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a fluid expands suddenly into vacuum through an orifice of large dimension, then such a process is called Free expansion Hyperbolic expansion Parabolic expansion Adiabatic expansion Free expansion Hyperbolic expansion Parabolic expansion Adiabatic expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If in the equation pvn = C, the value of n = ∝, then the process is called Adiabatic process Constant volume process Constant pressure process Isothermal process Adiabatic process Constant volume process Constant pressure process Isothermal process 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 327°C 54°C 654°C 108°C 327°C 54°C 654°C 108°C ANSWER DOWNLOAD EXAMIANS APP