sdm919, thanks for that perspective.
To get to the point of my question, say I am analyzing an aluminum, rectangular spar web with such flanged holes and want to use this method. What is c? Is it the height of the spar web? Or is it the length between the holes?
Thanks again.
Taking a look at Bruhn C10.18 for the first time in years. In equation C10.18 (and accompanying Fig C10.20) there is reference to both plate width "c" and "h". For the life of me I can't figure out what the difference between "c" and "h" are, why distinguish between them? fsh and fsc have...