The force of the wind blowing on a vertical surface varies jointly as the area of the
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The force of the wind blowing on a vertical surface varies jointly as the area of the surface and the square of the velocity. If a wind blowing at 40 mph exerts a force of 50-lb on a surface of 500 ft2, how much force will a wind of 80 mph exert on a surface of 2 ft2?
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To solve this problem well use the concept of joint variation which states that when two vari...View the full answer
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Related Book For
Intermediate Algebra
ISBN: 9780134895987
13th Edition
Authors: Margaret Lial, John Hornsby, Terry McGinnis
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