The efficiency of Carnot heat engine is 0.5 when the temperature of the source is T_(1) and that of sink is T_(2). The efficiency of another Carnot's heat engine is also 0.5 . The temperature of source and sink of the second engine are respectively

The efficiency of Carnot heat engine is 0.5 when the temperature of th

1.	The efficiency of Carnot heat engine is 0.5 when the temperature of the source is T_(1) and that of sink is T_(2). The efficiency of another Carnot's heat engine is also 0.5 . The temperature of source and sink of the second engine are respectively
Answer» `2T_(1),2T_(2)` `2T_(1),T_(2)/2` `T_(1)+5,T_(2)-5` `T_(1)+10,T_(2)-10` ANSWER :A