Engineering Thermodynamics The change of entropy, when heat is absorbed by the gas, is Negative None of these Positive or negative Positive Negative None of these Positive or negative Positive ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of Diesel cycle increases with Increase in cut-off None of these Decrease in cut-off Constant cut-off Increase in cut-off None of these Decrease in cut-off Constant cut-off 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 When the gas is heated at constant volume, the heat supplied 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 Does some external work during expansion Increases the internal energy of the gas and increases the temperature of the gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A path 1-2-3 is given. A system absorbs 100 kJ as heat and does 60 kJ of work while along the path 1-4-3, it does 20 kJ of work. The heat absorbed during the cycle 1-4-3 is -80 kJ -140 kJ +60 kJ -40 kJ -80 kJ -140 kJ +60 kJ -40 kJ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Petrol is distilled at 470° to 550°C 345° to 470°C 65° to 220°C 220° to 345°C 470° to 550°C 345° to 470°C 65° to 220°C 220° to 345°C ANSWER DOWNLOAD EXAMIANS APP