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) cp - cv = R cv/ cp =R Both (B) and (C) cv = R/ γ-1 cp - cv = R cv/ cp =R Both (B) and (C) cv = R/ γ-1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied None of these Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion Both (A) and (B) None of these Increases the internal energy of the gas and increases the temperature of the gas Does some external work during expansion Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Kinetic theory of gases assumes that the collisions between the molecules are Partly inelastic Partly elastic Perfectly inelastic Perfectly elastic Partly inelastic Partly elastic Perfectly inelastic Perfectly elastic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The specific heat of air increases with increase in Both pressure and temperature Temperature Pressure Variation of its constituents Both pressure and temperature Temperature Pressure Variation of its constituents ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The isothermal and adiabatic processes are regarded as Irreversible process None of the listed here Reversible process Reversible or irreversible process Irreversible process None of the listed here Reversible process Reversible or irreversible process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If value of n is infinitely large in a polytropic process pVn = C, then the process is known as constant Pressure Temperature Volume Enthalpy Pressure Temperature Volume Enthalpy ANSWER DOWNLOAD EXAMIANS APP