which is most effective in increasing efficiency of carnot engine?A..inc of temp of source by 50 degreeB..dec of temp of sink by 50 degreeC..inc temp of source by 25 and dec temp of sink by 25 degreeD..all of above
which is most effective in increasing efficiency of carnot engine?
A..inc of temp of source by 50 degree
B..dec of temp of sink by 50 degree
C..inc temp of source by 25 and dec temp of sink by 25 degree
D..all of above