Engineering Board Exam Reviewer · Fluid Mechanics · medium
A 1:25 scale model of a spillway is tested using Froude similarity. If the prototype velocity is 10 m/s, what should the model velocity be?
- 0.40 m/s
- 250.00 m/s
- 0.08 m/s
- 2.00 m/s
Answer
D. 2.00 m/s
Solution
Froude similarity: Vm/Vp = Lm/Lp = sqrt(1/25) = 1/5 Vm = 10/5 = 2.00 m/s.
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