PLEASE ANSWER # 523 ONLY

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
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PLEASE ANSWER # 523 ONLY

522. A box beam is composed of four planks, each 2 in. by 8 in., securely spiked together
981.3 in. If wo = 300
imui
to form the section shown in Fig. P-522. Show that INA
Ib/ft, find P to cause a maximum flexural stress of 1400 psi.
!!
Ans.
P = 6680 lb
9 ft-
2 in.
8 in.
12 ft
2 in.
R
R2
8 in.
Figure P-522 and P-523
523. Solve Prob. 522 if wo = 600 lb/ft
Transcribed Image Text:522. A box beam is composed of four planks, each 2 in. by 8 in., securely spiked together 981.3 in. If wo = 300 imui to form the section shown in Fig. P-522. Show that INA Ib/ft, find P to cause a maximum flexural stress of 1400 psi. !! Ans. P = 6680 lb 9 ft- 2 in. 8 in. 12 ft 2 in. R R2 8 in. Figure P-522 and P-523 523. Solve Prob. 522 if wo = 600 lb/ft
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