Engineering Thermodynamics Change in internal energy in a closed system is equal to heat transferred if the reversible process takes place at constant Volume Internal energy Temperature Pressure Volume Internal energy Temperature Pressure ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for petrol engines is 15 to 30 10 to 20 3 to 6 5 to 8 15 to 30 10 to 20 3 to 6 5 to 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which law states that the specific heat of a gas remains constant at all temperatures and pressures? Charles' Law Regnault's Law Joule's Law Boyle's Law Charles' Law Regnault's Law Joule's Law Boyle's Law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant pressure, the heat supplied Increases the temperature of the gas Both (B) and (C) Does some external work during expansion Increases the internal energy of the gas Increases the temperature of the gas Both (B) and (C) Does some external work during expansion Increases the internal energy of the gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as Entropy External energy Enthalpy Internal energy Entropy External energy Enthalpy Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The variables which control the physical properties of a perfect gas are Temperature of the gas All of these Pressure exerted by the gas Volume occupied by the gas Temperature of the gas All of these Pressure exerted by the gas Volume occupied by the gas ANSWER DOWNLOAD EXAMIANS APP
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