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If the ratio of ^dE⁄dx and ^dy⁄dx is 0.2823, estimate the value of Froude’s number.

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in Fluid Mechanics by (118k points)
If the ratio of ^dE⁄dx and ^dy⁄dx is 0.2823, estimate the value of Froude’s number.

(a) 0.65

(b) 0.75

(c) 0.85

(d) 0.95

I got this question in an international level competition.

This intriguing question originated from Gradually Varied Flow(GVF) topic in section Non Uniform Flow in Channels of Fluid Mechanics

1 Answer

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Best answer
Right answer is (c) 0.85

Easiest explanation: Ratio = 1 – Fr^2 = 0.2823; Fr=0.85.

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