Engineering Thermodynamics The ___ is obtained when carbonization of coal is carried out at 500° to 700° C. Pulverized coal Soft coal Bituminous coal Hard coal Pulverized coal Soft coal Bituminous coal Hard coal 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 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 The specific heat of water is None of these 4.187 1.817 2.512 None of these 4.187 1.817 2.512 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) v2/v1 (v1 + v2)/v2 (v1 + v2)/v1 v1/v2 v2/v1 (v1 + v2)/v2 (v1 + v2)/v1 v1/v2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In closed cycle gas turbine, the air is compressed None of these Isentropically Isothermally Polytropically None of these Isentropically Isothermally Polytropically ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat flows from a cold body to a hot body with the aid of an external source. This statement is given by Clausis Joule Gay-Lussac Kelvin Clausis Joule Gay-Lussac Kelvin ANSWER DOWNLOAD EXAMIANS APP