Engineering Thermodynamics For which of the following substances, the internal energy and enthalpy are the functions of temperature only Perfect gas Any gas Water Saturated steam Perfect gas Any gas Water Saturated steam ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease lower temperature Increase lower temperature Decrease higher temperature Increase higher temperature Decrease lower temperature Increase lower temperature Decrease higher temperature Increase higher temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The value of n = 1 in the polytropic process indicates it to be Reversible process Adiabatic process Irreversible process Isothermal process Reversible process Adiabatic process Irreversible process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics In an isothermal process, the internal energy of gas molecules Remain constant Increases Decreases May increase/decrease depending on the properties of gas Remain constant Increases Decreases May increase/decrease depending on the properties of gas ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant. 1/273th 1/93th 1/173th 1/27th 1/273th 1/93th 1/173th 1/27th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure of a gas in terms of its mean kinetic energy per unit volume 'E' is equal to E/2 2E/3 E/3 3E/4 E/2 2E/3 E/3 3E/4 ANSWER DOWNLOAD EXAMIANS APP