Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Maximum temperature is higher Expansion and compression are isentropic Combustion is at constant volume Heat rejection is lower Maximum temperature is higher Expansion and compression are isentropic Combustion is at constant volume Heat rejection is lower ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Universal gas constant is defined as equal to product of the molecular weight of the gas and Specific heat at constant pressure Ratio of two specific heats Specific heat at constant volume Gas constant Specific heat at constant pressure Ratio of two specific heats Specific heat at constant volume Gas constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio) 1 - (1/r) γ - 1/ γ 1 - (1/r) γ/γ - 1 1 - rγ - 1 rγ - 1 1 - (1/r) γ - 1/ γ 1 - (1/r) γ/γ - 1 1 - rγ - 1 rγ - 1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics To convert volumetric analysis to gravimetric analysis, the relative volume of each constituent of the flue gases is Divided by its molecular weight Multiplied by its molecular weight Multiplied by its density Multiplied by its specific weight Divided by its molecular weight Multiplied by its molecular weight Multiplied by its density Multiplied by its specific weight 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. Three-forth One-half Two-third One-third Three-forth One-half Two-third One-third ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The basis for measuring thermodynamic property of temperature is given by Zeroth law of thermodynamics Third law of thermodynamics First law of thermodynamics Second law of thermodynamics Zeroth law of thermodynamics Third law of thermodynamics First law of thermodynamics Second law of thermodynamics ANSWER DOWNLOAD EXAMIANS APP