Engineering Thermodynamics When the gas is heated at constant volume, the heat supplied Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) None of these Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Remains constant None of these Increases Decreases Remains constant None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics When coal is first dried and then crushed to a fine powder by pulverizing machine, the resulting fuel is called None of these Bituminous coal Wood charcoal Briquetted coal None of these Bituminous coal Wood charcoal Briquetted coal ANSWER DOWNLOAD EXAMIANS APP
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 v1/v2 v2/v1 (v1 + v2)/v1 (v1 + v2)/v2 v1/v2 v2/v1 (v1 + v2)/v1 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The calorific value of gaseous fuel is expressed in kJ/m3 kJ kJ/m2 kJ/kg kJ/m3 kJ kJ/m2 kJ/kg ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Diesel cycle consists of __________ processes. Two constant volume and two isentropic Two constant pressure and two isentropic Two constant volume and two isothermal One constant pressure, one constant volume and two isentropic Two constant volume and two isentropic Two constant pressure and two isentropic Two constant volume and two isothermal One constant pressure, one constant volume and two isentropic ANSWER DOWNLOAD EXAMIANS APP
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