Engineering Thermodynamics Which of the following process can be made reversible with the help of a regenerator? All of these Constant pressure process Constant volume process Constant pvn process All of these Constant pressure process Constant volume process Constant pvn process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The compression ratio for Diesel engines is 5 to 8 15 to 20 3 to 6 20 to 30 5 to 8 15 to 20 3 to 6 20 to 30 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Avogadro's Hypothesis The sum of partial pressure of mixture of two gases is sum of the two The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature Product of the gas constant and the molecular weight of an ideal gas is constant Gases have two values of specific heat The sum of partial pressure of mixture of two gases is sum of the two The molecular weights of all the perfect gases occupy the same volume under same conditions of pressure and temperature Product of the gas constant and the molecular weight of an ideal gas is constant Gases have two values of specific heat ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero temperature is taken as 273°C 237°C -237°C -273°C 273°C 237°C -237°C -273°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Combustion is at constant volume Maximum temperature is higher Heat rejection is lower Expansion and compression are isentropic Combustion is at constant volume Maximum temperature is higher Heat rejection is lower Expansion and compression are isentropic ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The behavior of a perfect gas, undergoing any change in the variables which control physical properties, is governed by Gay-Lussac law All of the listed here Charles' law Boyle's law Gay-Lussac law All of the listed here Charles' law Boyle's law ANSWER DOWNLOAD EXAMIANS APP