Engineering Thermodynamics In closed cycle gas turbine, the air is compressed Polytropically Isothermally Isentropically None of these Polytropically Isothermally Isentropically None of these 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 compression ratio for Diesel engines is 15 to 20 5 to 8 3 to 6 20 to 30 15 to 20 5 to 8 3 to 6 20 to 30 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Stirling cycle is __________ Carnot cycle. Greater than Less than Equal to None of these Greater than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The process is adiabatic, if the value of n in the equation pvn = C, is Zero ∝ One γ Zero ∝ One γ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle consists of following four processes Two isothermal and two isentropic Two isentropic and two constant pressures Two isentropic, one constant volume and one constant pressure Two isentropic and two constant volumes Two isothermal and two isentropic Two isentropic and two constant pressures Two isentropic, one constant volume and one constant pressure Two isentropic and two constant volumes ANSWER DOWNLOAD EXAMIANS APP