Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Entropy Enthalpy Internal energy Temperature Entropy Enthalpy Internal energy Temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Intensive property of a system is one whose value Depends on the mass of the system, like volume Is dependent on the path followed and not on the state Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state Depends on the mass of the system, like volume Is dependent on the path followed and not on the state Does not depend on the mass of the system, like temperature, pressure, etc. Is not dependent on the path followed but on the state ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is Positive or negative Positive None of these Negative Positive or negative Positive None of these Negative ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats) 1 + rγ - 1 1 + (1/ rγ - 1) 1 - (1/ rγ - 1) 1 - rγ - 1 1 + rγ - 1 1 + (1/ rγ - 1) 1 - (1/ rγ - 1) 1 - rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The state of a substance whose evaporation from its liquid state is complete, is known as Vapour Perfect gas Air Steam Vapour Perfect gas Air Steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Petrol is distilled at 470° to 550°C 65° to 220°C 345° to 470°C 220° to 345°C 470° to 550°C 65° to 220°C 345° to 470°C 220° to 345°C ANSWER DOWNLOAD EXAMIANS APP