Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) (v1 + v2)/v2 v2/v1 v1/v2 (v1 + v2)/v1 (v1 + v2)/v2 v2/v1 v1/v2 (v1 + v2)/v1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The molecular mass expressed in gram (i.e. 1 g - mole) of all gases, at N. T. P., occupies a volume of 22.4 liters 224 liters 0.224 liters 2.24 liters 22.4 liters 224 liters 0.224 liters 2.24 liters ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The hard coke is obtained when carbonization of coal is carried out at 500° to 700°C 300° to 500°C 700° to 900°C 900° to 1100°C 500° to 700°C 300° to 500°C 700° to 900°C 900° to 1100°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Total heat of a substance is also known as Enthalpy Entropy Thermal capacity Internal energy Enthalpy Entropy Thermal capacity Internal energy ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The main cause for the irreversibility is All of these Mechanical and fluid friction Unrestricted expansion Heat transfer with a finite temperature difference All of these Mechanical and fluid friction Unrestricted expansion Heat transfer with a finite temperature difference ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The volumetric or molar specific heat at constant pressure is the product of Atomic mass of the gas and the gas constant None of the listed here Molecular mass of the gas and the specific heat at constant volume Molecular mass of the gas and the gas constant Atomic mass of the gas and the gas constant None of the listed here Molecular mass of the gas and the specific heat at constant volume Molecular mass of the gas and the gas constant ANSWER DOWNLOAD EXAMIANS APP