1.A Carnot's engine operates with source at 127∘127^\circ127∘C and sink at 27∘27^\circ27∘C. If the source supplies 40 kJ of heat energy, the work done by the engine isa.30 kJb.10 kJc.4 kJd.1 kJLogin to continueOnly logged in users canattempt or see the solution.
