Engineering Thermodynamics All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called Gay-Lussac law Joule's law Boyle's law Charles' law Gay-Lussac law Joule's law Boyle's law Charles' law ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The standard value of atmospheric pressure taken at sea level is 1013 × 102 N/m2 All of these 760 mm of Hg 1.013 bar 1013 × 102 N/m2 All of these 760 mm of Hg 1.013 bar ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to Clausius statement of second law of thermodynamics Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can Heat can be transferred for low temperature to high temperature source by using refrigeration cycle Heat can be transferred from low temperature to high temperature source if COP of process is more than unity Heat can Heat can ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A sudden fall in the barometer reading is a sign of approaching Fine weather Storm Cold wave Rains Fine weather Storm Cold wave Rains ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Universal gas constant is defined as equal to product of the molecular weight of the gas and Specific heat at constant pressure Gas constant Specific heat at constant volume Ratio of two specific heats Specific heat at constant pressure Gas constant Specific heat at constant volume Ratio of two specific heats ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work-done during adiabatic expansion is given by (where p1 v1, T1 = Pressure, volume and temperature for the initial condition of gas, p2, v2, T2 = Corresponding values for the final condition of gas, R = Gas constant, and γ = Ratio of specific heats) All of these [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) All of these [m R (T1 - T2)] /(γ - 1) [m R T1/(γ - 1)][1 - (p2, v2 /p1 v1)] (p1 v1 - p2, v2)/(γ - 1) ANSWER DOWNLOAD EXAMIANS APP