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Chemical Engineering - Heat Transfer - Discussion

Discussion Forum : Heat Transfer - Section 2 (Q.No. 42)
Heat Transfer
42.
In case of parallel flow heat exchanger, the lowest temperature theoretically attainable by the hot fluid is __________ the outlet temperature of the cold fluid.
equal to
more than
less than
either more or less than (depending upon the fluid)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
7 comments Page 1 of 1.
Eswar said:   7 years ago
I think the answer should be B.
(1)
Mnnit said:   7 years ago
More than is the correct answer.
(1)
Biswaranjan said:   6 years ago
Yes, I think also answer should be B.
(1)
SHISHIR GOYAL said:   6 years ago
Yes, the correct answer is B.
(1)
SHISHIR GOYAL said:   6 years ago
Yes, the correct answer is B.
(1)
Reho Rex said:   6 years ago
It is not possible for the exit temperature of cold fluid to nearly reach the exit temperature of hot fluid in parallel flow, that is why counter current flow is more efficient.
(2)
Suraj kale said:   5 years ago
If equal to is the answer, then that will be the case of counterflow.
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