Engineering Thermodynamics One reversible heat engine operates between 1600 K and T2 K and another reversible heat engine operates between T2 K and 400 K. If both the engines have the same heat input and output, then temperature T2 is equal to 1000 K 800 K 1200 K 1400 K 1000 K 800 K 1200 K 1400 K ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics On weight basis, air contains following parts of oxygen 23 21 73 25 23 21 73 25 ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The absolute zero temperature is taken as -273°C 237°C -237°C 273°C -273°C 237°C -237°C 273°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics The entropy __________ in an irreversible cyclic process. None of these Decreases Remains constant Increases None of these Decreases Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics Reversed joule cycle is called Rankine cycle Carnot cycle Bell Coleman cycle Brayton cycle Rankine cycle Carnot cycle Bell Coleman cycle Brayton cycle ANSWER DOWNLOAD EXAMIANS APP
Engineering Thermodynamics 1 kgf/cm² is equal to 1 mm Hg 735.6 mm Hg 760 mm Hg Zero mm Hg 1 mm Hg 735.6 mm Hg 760 mm Hg Zero mm Hg ANSWER DOWNLOAD EXAMIANS APP