Engineering Thermodynamics Which of the following laws is applicable for the behaviour of a perfect gas? Boyle's law Gay Lussac’s law All of these Charles ‘law Boyle's law Gay Lussac’s law All of these Charles ‘law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant) mcp (T2 - T1) mR (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) mcp (T2 - T1) mR (T2 - T1) mcp (T2 + T1) mcv (T2 - T1) 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. 1/93th 1/173th 1/27th 1/273th 1/93th 1/173th 1/27th 1/273th ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Decreases Remains constant None of these Increases Decreases Remains constant None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The variables which control the physical properties of a perfect gas are Volume occupied by the gas Pressure exerted by the gas Temperature of the gas All of these Volume occupied by the gas Pressure exerted by the gas Temperature of the gas All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The pressure exerted by an ideal gas is ________ of the kinetic energy of all the molecules contained in a unit volume of gas. Three-forth One-half One-third Two-third Three-forth One-half One-third Two-third ANSWER DOWNLOAD EXAMIANS APP