Answer
36784914.286
Work Step by Step
1 mile = 1.60934 Kms.
1 km = 1000 m.
So, 1 mile = 1609.34 m.
Now, height = 1.75 m.
The number of times of the height will the capillary length be =
$\frac{40000\times 1609.34}{1.75}=36784914.286$
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