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Mechanical Engineering
MEDIUM
ENGLISH
Mechanical Engineering
In order that a cycle be reversible, following must be satisfied ________________?
A
free expansion or friction resisted expansion/compression process should not be encountered
Option A
B
when heat is being absorbed, temperature of hot source and working sub¬stance should be same
Option B
C
when beat is being rejected, temperature of cold source and working sub-stance should be same
Option C
all of the above
Correct answer
Correct answer: D
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