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According to Froude scaling laws, what should the revolutions per minute of the prototype propeller be under dynamically similar conditions? and According to Froude scaling laws, what should the horsepower output of the prototype propeller be under dynamically similar conditions?

According to Froude scaling laws, what should the revolutions per minute of the prototype propeller be under dynamically similar conditions? and According to Froude scaling laws, what should the horsepower output of the prototype propeller be under dynamically similar conditions?

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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According to Froude scaling laws, what should the revolutions per minute of the prototype propeller be under dynamically similar conditions? and

According to Froude scaling laws, what should the horsepower output of the prototype propeller be under dynamically similar conditions?

According to Froude scaling laws, what should the horsepower output of the prototype propeller be under dynamically similar conditions? The horsepower output of the prototype propeller is | hp.
Transcribed Image Text:According to Froude scaling laws, what should the horsepower output of the prototype propeller be under dynamically similar conditions? The horsepower output of the prototype propeller is | hp.
Required information A one-fortieth-scale model of a ship's propeller is tested in a tow tank at 1250 r/min and exhibits a power output of 1.9 ft-lbf/s. According to Froude scaling laws, what should the revolutions per minute of the prototype propeller be under dynamically similar conditions? The rotation rate is rev/min.
Transcribed Image Text:Required information A one-fortieth-scale model of a ship's propeller is tested in a tow tank at 1250 r/min and exhibits a power output of 1.9 ft-lbf/s. According to Froude scaling laws, what should the revolutions per minute of the prototype propeller be under dynamically similar conditions? The rotation rate is rev/min.
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