Engineering Thermodynamics The more effective way of increasing efficiency of Carnot engine is to Decrease lower temperature Decrease higher temperature Increase higher temperature Increase lower temperature Decrease lower temperature Decrease higher temperature Increase higher temperature Increase lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. Decreases Remains constant Increases None of these Decreases Remains constant Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On volume basis, air contains following parts of oxygen 23 25 21 77 23 25 21 77 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 The compression ratio for Diesel engines is 20 to 30 15 to 20 3 to 6 5 to 8 20 to 30 15 to 20 3 to 6 5 to 8 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