Strength of a beam The strength of a rectangular beam is
Chapter 3, Problem 3.1.54(choose chapter or problem)
Strength of a beam The strength of a rectangular beam is directly proportional to the product of its width and the square of the depth of a cross section (see the figure). A beam of width 1.5 feet has been cut from a cylindrical log of radius 1 foot. Find the width of a second rectangular beam of equal strength that could have been cut from the log.
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