A 2-kg piece of iron is heated from temperature 25 C to 400 C by a hea – McqOptions

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1.	A 2-kg piece of iron is heated from temperature 25 C to 400 C by a heat source which is at 600 C. What is the irreversibility in the process?
A.	96.4 kJ
B.	86.4 kJ
C.	76.4 kJ
D.	66.4 kJ
Answer» B. 86.4 kJ

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