Engineering Thermodynamics The condition of perfect vacuum, i.e., absolute zero pressure can be attained at A temperature of 0°C A temperature of 273 °K A temperature of - 273.16°C A negative pressure and 0°C temperature A temperature of 0°C A temperature of 273 °K A temperature of - 273.16°C A negative pressure and 0°C temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The efficiency of the Carnot cycle may be increased by Decreasing the highest temperature Increasing the highest temperature Increasing the lowest temperature Keeping the lowest temperature constant Decreasing the highest temperature Increasing the highest temperature Increasing the lowest temperature Keeping the lowest temperature constant ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and ___ kg of water or steam. 7/4 11/7 11/4 9/7 7/4 11/7 11/4 9/7 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Molecular volume of any perfect gas at 600 × 103 N/m² and 27°C will be 4.17 m3/kg mol 0.15 m3/kg mol 400 m3/kg mol 41.7 m3/kg mol 4.17 m3/kg mol 0.15 m3/kg mol 400 m3/kg mol 41.7 m3/kg mol ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Diesel cycle consists of __________ processes. Two constant pressure and two isentropic One constant pressure, one constant volume and two isentropic Two constant volume and two isentropic Two constant volume and two isothermal Two constant pressure and two isentropic One constant pressure, one constant volume and two isentropic Two constant volume and two isentropic Two constant volume and two isothermal ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Superheated vapour behaves Approximately as a gas As ordinary vapour As steam Exactly as gas Approximately as a gas As ordinary vapour As steam Exactly as gas ANSWER DOWNLOAD EXAMIANS APP