In a 2 stage process Q1 = 5 J, Q2 = 10 J, if the change in internal en – McqOptions

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1.	In a 2 stage process Q1 = 5 J, Q2 = 10 J, if the change in internal energy in first stage is 10 J and the total change in internal energy is 20 J, what is the work do done in second stage?
A.	0
B.	5 J
C.	10 J
D.	– 5 J
Answer» B. 5 J

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