A carnot engine operates with source at 127^(@)C and sink at 27^(@)C. If the source supplies 40 KJ of heat energy, the work done by the engine is

A carnot engine operates with source at 127^(@)C and sink at 27^(@)C.

1.	A carnot engine operates with source at 127^(@)C and sink at 27^(@)C. If the source supplies 40 KJ of heat energy, the work done by the engine is
Answer» 1 KJ 4 KJ 10 KJ 30 KJ Solution :`(W)/(Q_(1))=1-(T_(2))/(T_(1))RARR W=(1=(300)/(400))xx40=10kJ`