Asymptotic conditions is reached, when for a fluid flowing in laminar flow through a long tube
A. Exit-fluid temperature > wall temperature
B. Exit fluid temperature < wall temperature
C. Exit fluid temperature = wall temperature
D. Graetz number > 100
Answer: Option C
Related Questions on Heat Transfer
A. 3.06 × 105
B. 6.12 × 105
C. 7.24 × 105
D. 9.08 × 105
Fqra cold viscous feed, backward feed gives __________ than forward feed.
A. A higher capacity
B. A lower capacity
C. Lower economy
D. None of these
A. Twice
B. Four times
C. Square root of
D. Square of
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