Representation of total quantity of heat added in Carnot cycle - Thermodynamics

Q.  The diagram below shows the Carnot cycle. What is the total quantity of heat added in the system?
- Published on 19 Aug 15
Carnot-cycle-total-quantity-of-heat-addition.png


a. (area under 4-1)
b. (area under 4-1) – (area under 2-3)
c. (area enclosed by 1-2-3-4)
d. none of the above

ANSWER: (area under 4-1)

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