O The power, W, generated by a certain windmill design depends upon its diameter, D, the air density, p, the wind velocity, V, the rotation speed, Q, and the number of blades n. By using velocity V, diameter D and density. " as the repeating variables, prove the dimensionless relationship is given by DV

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter5: Analysis Of Convection Heat Transfer
Section: Chapter Questions
Problem 5.18P: The drag on an airplane wing in flight is known to be a function of the density of air (), the...
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c) The power, W, generated by a certain windmill design depends upon its diameter, D, the
air density, p, the wind velocity, V, the rotation speed, 2, and the number of blades n. By
using velocity V, diameter D and denşity. B" as the repeatiņg variables, prove the
dimensionless relationship is given by
DV
Transcribed Image Text:c) The power, W, generated by a certain windmill design depends upon its diameter, D, the air density, p, the wind velocity, V, the rotation speed, 2, and the number of blades n. By using velocity V, diameter D and denşity. B" as the repeatiņg variables, prove the dimensionless relationship is given by DV
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