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)/v1 v1/v2 v2/v1 (v1 + v2)/v2 (v1 + v2)/v1 v1/v2 v2/v1 (v1 + v2)/v2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of the product of molecular weight and the gas characteristic constant for all the gases in S.I. units is 83.14 J/kmol °K 29.27 J/kmol °K 848 J/kmol °K 735 J/kmol °K 83.14 J/kmol °K 29.27 J/kmol °K 848 J/kmol °K 735 J/kmol °K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A definite area or a space where some thermodynamic process takes place is known as Thermodynamic cycle Thermodynamic process Thermodynamic system Thermodynamic law Thermodynamic cycle Thermodynamic process Thermodynamic system Thermodynamic law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The ratio of two specific heats of air is equal to 0.24 1.41 0.1 0.17 0.24 1.41 0.1 0.17 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following is the property of a system? Enthalpy and entropy Pressure and temperature All of these Volume and density Enthalpy and entropy Pressure and temperature All of these Volume and density ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is Bituminous coal Briquetted coal Wood charcoal Coke Bituminous coal Briquetted coal Wood charcoal Coke ANSWER DOWNLOAD EXAMIANS APP