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Which among the following is a standard scale for a similitude?

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+2 votes
in Fluid Mechanics by (118k points)
Which among the following is a standard scale for a similitude?

(a) 1:250

(b) 1:50

(c) 1:25

(d) 1:100

This question was posed to me in a national level competition.

Question is taken from Similitude topic in chapter Dimensional and Model Analysis of Fluid Mechanics

1 Answer

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Best answer
The correct option is (c) 1:25

The best I can explain: To design a similitude with a specific dimension, we must fix a scale. The standard system has fixed the scale as 1:25. This was fixed for an uniformity in dimensions.

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