Engineering Thermodynamics The gas constant (R) is equal to the __________ of two specific heats. Sum Product Difference Ratio Sum Product Difference Ratio 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/ cp =R cp - cv = R cv = R/ γ-1 Both (B) and (C) cv/ cp =R cp - cv = R cv = R/ γ-1 Both (B) and (C) 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 Enthalpy Entropy Internal energy External energy Enthalpy Entropy Internal energy External energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by Boyle's law Gay-Lussac law Charles' law All of the listed here Boyle's law Gay-Lussac law Charles' law All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature. None of these Decreases Increases Remains constant None of these Decreases Increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for petrol engines is 3 to 6 10 to 20 5 to 8 15 to 30 3 to 6 10 to 20 5 to 8 15 to 30 ANSWER DOWNLOAD EXAMIANS APP