Engineering Thermodynamics On weight basis, air contains following parts of oxygen 73 21 25 23 73 21 25 23 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Which of the following cycles has maximum efficiency? Rankine Brayton Carnot Stirling Rankine Brayton Carnot Stirling ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Work done is zero for the following process All of the listed here Throttling Constant volume Free expansion All of the listed here Throttling Constant volume Free expansion ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics According to kinetic theory of gases, the velocity of molecules __________ with the increase in temperature. None of these Remains constant Decreases Increases None of these Remains constant Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called Polytropic process Adiabatic process Hyperbolic process Isothermal process Polytropic process Adiabatic process Hyperbolic process Isothermal process ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume at the end of expansion) v2/v1 (v1 + v2)/v2 v1/v2 (v1 + v2)/v1 v2/v1 (v1 + v2)/v2 v1/v2 (v1 + v2)/v1 ANSWER DOWNLOAD EXAMIANS APP