T. Segui
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, CHAPTER 1 - INTRODUCTION
1.5-1
(a) A ( ..0550) 02376 in.2
Pu 28 500, 120 000, psi = 120 ksi
Fu
A 02376.
Fu 120 ksi
(b) e 100 133. %
e 133%.
(c)
Af ( .0430) 01452. in.2
Change = Af Ao 100 01452. 02376. 100 389.
%
Ao 02376.
Reduction = 38.9%
1.5-2
A ( . )05 01963. in.2
P 135.
f 6877. ksi
A 01963.
= L 4 66. 10 3 2 33. 10 3
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