Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume Expansion and compression are isentropic Heat rejection is lower Maximum temperature is higher Combustion is at constant volume ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of 1 mm of Hg is equal to 1333 N/m2 13.33 N/m2 1.333 N/m2 133.3 N/m2 1333 N/m2 13.33 N/m2 1.333 N/m2 133.3 N/m2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to which law, all perfect gases change in volume by 1/273th of their original volume at 0°C for every 1°C change in temperature when pressure remains constant Gay Lussac’s law Charles' law Joule's law Boyle's law Gay Lussac’s law Charles' law Joule's law Boyle's law 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 In an isothermal process, the internal energy Increases Remain constant First increases and then decreases Decreases Increases Remain constant First increases and then decreases Decreases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics If a certain amount of dry ice is mixed with same amount of water at 80°C, the final temperature of mixture will be 80°C 40°C 0°C 20°C 80°C 40°C 0°C 20°C ANSWER DOWNLOAD EXAMIANS APP
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