Engineering Thermodynamics The polytropic index (n) is given by log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) log (v1/ v2)/ log (p1/p2) log [(p1v1)/(p2v2)] log (p1p2)/log (v1v2) log (p2/ p1)/log (v1/ v2) ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following gas has a minimum molecular mass? Nitrogen Methane Hydrogen Oxygen Nitrogen Methane Hydrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The volumetric or molar specific heat at constant pressure is the product of Molecular mass of the gas and the specific heat at constant volume None of the listed here Molecular mass of the gas and the gas constant Atomic mass of the gas and the gas constant Molecular mass of the gas and the specific heat at constant volume None of the listed here Molecular mass of the gas and the gas constant Atomic mass of the gas and the gas constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Absolute zero pressure will occur When molecular momentum of the system becomes zero At a temperature of 273°K Under vacuum conditions At sea level When molecular momentum of the system becomes zero At a temperature of 273°K Under vacuum conditions At sea level ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The general gas equation is (where p = Pressure, v = Volume, m = mass, T = Absolute temperature, and R = Gas constant) pv = RTm pvm = C pv = mRT pv = (RT)m pv = RTm pvm = C pv = mRT pv = (RT)m ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas. One-half One-third Three-forth Two-third One-half One-third Three-forth Two-third ANSWER DOWNLOAD EXAMIANS APP