Chemical Engineering - Heat Transfer - Discussion

Discussion Forum : Heat Transfer - Section 2 (Q.No. 7)
7.
For what value of Prandtl number, St = f/2?
1.5
1
> 1
< 1
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
5 comments Page 1 of 1.

Dipankar Kakati said:   7 years ago
From Chilton Colburn Analogy:
St. No. = (f/2)/Pr^(2/3).

When Pr = 1, St = (f/2).
(2)

KOSISOCHUKWU said:   9 years ago
From Coburn analogy.

St.Pr to power 2/3 = f/2.
But, St = f/2,
Hence Pr = 1 to power 3/2,
Pr = 1.
(1)

RAJ said:   9 years ago
St = f/2 = 1.
(1)

Prashant deshmukh said:   9 years ago
How, please anyone explain?
(1)

CCjayesh said:   9 years ago
Its is called Reynolds analogy.
(1)

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