In order that a cycle be reversible, following must be satisfied ________________?

Thermodynamics 06/10/2020

A. free expansion or friction resisted expansion/compression process should not be encountered
B. when heat is being absorbed, temperature of hot source and working sub¬stance should be same
C. when beat is being rejected, temperature of cold source and working sub-stance should be same
D. all of the above
E. none of the above

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