Engineering Thermodynamics The universal gas constant (or molar constant) of a gas is the product of Molecular mass of the gas and the specific heat at constant pressure Molecular mass of the gas and the gas constant Molecular mass of the gas and the specific heat at constant volume Atomic mass of the gas and the gas constant Molecular mass of the gas and the specific heat at constant pressure Molecular mass of the gas and the gas constant Molecular mass of the gas and the specific heat at constant volume Atomic mass of the gas and the gas constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following process can be made reversible with the help of a regenerator? Constant volume process All of these Constant pressure process Constant pvn process Constant volume process All of these Constant pressure process Constant pvn process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics For same compression ratio and for same heat added Efficiency depends on other factors Both Otto and Diesel cycles are equally efficient Diesel cycle is more efficient than Otto cycle Otto cycle is more efficient than Diesel cycle Efficiency depends on other factors Both Otto and Diesel cycles are equally efficient Diesel cycle is more efficient than Otto cycle Otto cycle is more efficient than Diesel cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is All of these Unrestricted expansion Mechanical and fluid friction Heat transfer with a finite temperature difference All of these Unrestricted expansion Mechanical and fluid friction Heat transfer with a finite temperature difference ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Gay Lussac’s law for a perfect gas, the absolute pressure of given mass varies directly as None of these Temperature Absolute temperature, if volume is kept constant Volume, if temperature is kept constant None of these Temperature Absolute temperature, if volume is kept constant Volume, if temperature is kept constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The __________ states that change of internal energy of a perfect gas is directly proportional to the change of temperature. Charle's law Boyle's law Joule's law Gay-Lussac law Charle's law Boyle's law Joule's law Gay-Lussac law ANSWER DOWNLOAD EXAMIANS APP