Question

At what value of Prandtl number, conduction is negligible in the turbulent core of a fluid flowing through a heated pipe ?

a.

0.5

b.

< 0.5

c.

> 0.6

d.

< 0.1

Answer: (c).> 0.6

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Q. At what value of Prandtl number, conduction is negligible in the turbulent core of a fluid flowing through a heated pipe ?

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