+1 vote
in Mass Transfer by (37.1k points)
Consider the above problem, find out the Grashof number

(a) 0.8447 * 10 ^5

(b) 0.8447 * 10 ^6

(c) 0.8447 * 10 ^7

(d) 0.8447 * 10 ^8

This question was addressed to me during an online interview.

This intriguing question originated from Correlations for Free Convection in section Diffusion in Solids and Molecular Diffusion in Fluids of Mass Transfer

1 Answer

0 votes
by (39.8k points)
The correct answer is (b) 0.8447 * 10 ^6

The best I can explain: Grashoff number = D ^3 P^ 2 (β g d t)/µ^ 2.

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