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. 11/7 11/4 9/7 7/4 11/7 11/4 9/7 7/4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In a reversible adiabatic process, the ratio of T1/T2 is equal to (p1/p2)γ - 1/ γ (v2/v1)γ - 1/ γ (p2/p1)γ - 1/ γ (v1/v2)γ - 1/ γ (p1/p2)γ - 1/ γ (v2/v1)γ - 1/ γ (p2/p1)γ - 1/ γ (v1/v2)γ - 1/ γ ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero pressure can be attained at a temperature of -273°C None of these 273 K 0°C -273°C None of these 273 K 0°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process There is no change in enthalpy There is no change in temperature There is no change in internal energy All of the listed here There is no change in enthalpy There is no change in temperature There is no change in internal energy All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The throttling process is __________ process. Reversible Reversible or irreversible Irreversible None of these Reversible Reversible or irreversible Irreversible None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease lower temperature Increase higher temperature Increase lower temperature Decrease higher temperature Decrease lower temperature Increase higher temperature Increase lower temperature Decrease higher temperature ANSWER DOWNLOAD EXAMIANS APP