Engineering Thermodynamics Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle Combustion is at constant volume 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 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 Joule's law Boyle's law Gay Lussac’s law Charles' law Joule's law Boyle's law Gay Lussac’s law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A sudden fall in the barometer reading is a sign of approaching Rains Fine weather Storm Cold wave Rains Fine weather Storm Cold wave ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work done in a free expansion process is Zero Minimum Maximum Positive Zero Minimum Maximum Positive ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The state of a substance whose evaporation from its liquid state is complete, is known as Perfect gas Steam Vapour Air Perfect gas Steam Vapour Air ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The condition of perfect vacuum, i.e., absolute zero pressure can be attained at A temperature of - 273.16°C A temperature of 0°C A negative pressure and 0°C temperature A temperature of 273 °K A temperature of - 273.16°C A temperature of 0°C A negative pressure and 0°C temperature A temperature of 273 °K ANSWER DOWNLOAD EXAMIANS APP