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 cp - cv = R cv/ cp =R Both (B) and (C) cv = R/ γ-1 cp - cv = R cv/ cp =R Both (B) and (C) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For same compression ratio and for same heat added Efficiency depends on other factors Diesel cycle is more efficient than Otto cycle Both Otto and Diesel cycles are equally efficient Otto cycle is more efficient than Diesel cycle Efficiency depends on other factors Diesel cycle is more efficient than Otto cycle Both Otto and Diesel cycles are equally efficient Otto cycle is more efficient than Diesel cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of n = 1 in the polytropic process indicates it to be Isothermal process Reversible process Adiabatic process Irreversible process Isothermal process Reversible process Adiabatic process Irreversible process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of carbon produces ___ kg of carbon dioxide. 11/3 3/7 4/11 11/7 11/3 3/7 4/11 11/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of specific heat at constant pressure (cp) and specific heat at constant volume (cv) is Less than one Equal to one Greater than one None of these Less than one Equal to one Greater than one None of these 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 Temperature None of these Absolute temperature, if volume is kept constant Volume, if temperature is kept constant Temperature None of these Absolute temperature, if volume is kept constant Volume, if temperature is kept constant ANSWER DOWNLOAD EXAMIANS APP
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