Engineering Thermodynamics If heat be exchanged in a reversible manner, which of the following property of the working substance will change accordingly Entropy Internal energy Temperature Enthalpy Entropy Internal energy Temperature Enthalpy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The throttling process is __________ process. None of these Reversible or irreversible Reversible Irreversible None of these Reversible or irreversible Reversible Irreversible ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Gay Lussac’s law for a perfect gas, the absolute pressure of given mass varies directly as Absolute temperature, if volume is kept constant None of these Temperature Volume, if temperature is kept constant Absolute temperature, if volume is kept constant None of these Temperature Volume, if temperature is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 20 to 30 15 to 20 3 to 6 5 to 8 20 to 30 15 to 20 3 to 6 5 to 8 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant) cv = R/ γ-1 cv/ cp =R cp - cv = R Both (B) and (C) cv = R/ γ-1 cv/ cp =R cp - cv = R Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to 2E/3 E/3 E/2 3E/4 2E/3 E/3 E/2 3E/4 ANSWER DOWNLOAD EXAMIANS APP
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