Engineering Thermodynamics The unit of energy is S. I. units is Joule/meter (J/m) Joule (J) Joule meter (Jm) Watt (W) Joule/meter (J/m) Joule (J) Joule meter (Jm) Watt (W) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called Adiabatic process Hyperbolic process Isothermal process Polytropic process Adiabatic process Hyperbolic process Isothermal process Polytropic process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is All of these 760 mm of Hg 1.013 bar 1013 × 102 N/m2 All of these 760 mm of Hg 1.013 bar 1013 × 102 N/m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? Gay Lussac’s law Charles ‘law Boyle's law All of these Gay Lussac’s law Charles ‘law Boyle's law All 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) cp - cv = R Both (B) and (C) cv/ cp =R cv = R/ γ-1 cp - cv = R Both (B) and (C) cv/ cp =R cv = R/ γ-1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When the gas is cooled at constant pressure, Its temperature increases but volume decreases Both temperature and volume increases Both temperature and volume decreases Its volume increases but temperature decreases Its temperature increases but volume decreases Both temperature and volume increases Both temperature and volume decreases Its volume increases but temperature decreases ANSWER DOWNLOAD EXAMIANS APP