Info

ßi

0,80000

0,76781

0,73625

0,67500

0,61625

0,56000

ß2

0,40000

0,39375

0,38750

0,37500

0,36250

0,35000

b) Virtual neutral axis b1) Parabola - exponential - rectangle diagram With reference to Fig. 6.1, where

= x/h the maximum and minimum strain at the section, respectively £t and £b (top and bottom) are given by the formulae s =-

Ai__

0 0

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