A) What is an adverse pressure gradient, and where does it occur on an airfoil (Show that on an airfoil using a free hand sketch)? B) What causes the flow to separate from an airfoil? C) What are the two major consequences of flow separation? D) A B-2A aircraft is flying at H ft in standard day conditions at a velocity V kn. If the mean chord length is C ft. i- Find the overall or total Reynolds number for the aircraft. ii- Find the percentage of the wing chord where laminar flow is present, if Reynolds number is 500,000.
A) What is an adverse pressure gradient, and where does it occur on an airfoil (Show that on an airfoil using a free hand sketch)? B) What causes the flow to separate from an airfoil? C) What are the two major consequences of flow separation? D) A B-2A aircraft is flying at H ft in standard day conditions at a velocity V kn. If the mean chord length is C ft. i- Find the overall or total Reynolds number for the aircraft. ii- Find the percentage of the wing chord where laminar flow is present, if Reynolds number is 500,000.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
A) What is an adverse pressure gradient, and where does it occur on an airfoil (Show that on
an airfoil using a free hand sketch)?
B) What causes the flow to separate from an airfoil?
C) What are the two major consequences of flow separation?
D) A B-2A aircraft is flying at H ft in standard day conditions at a velocity V kn. If the mean
chord length is C ft.
i- Find the overall or total Reynolds number for the aircraft.
ii- Find the percentage of the wing chord where laminar flow is present, if Reynolds
number is 500,000.
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