Can you show how 184 appear? This is the problem: The beam shown in figure is 5 inches wide and 10 inches deep. What is the maximum bending stress?

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Can you show how 184 appear? This is the problem:

The beam shown in figure is 5 inches wide and 10 inches deep. What is the maximum bending stress? 

R= 300(14)= 4200 Ibs
34
2000 Ibs
300 b/t
RI 2284
R2 = 3916
%3D
5 ft
ft
ft
2284
Ancimpta= 2284(5)
= 11,420
Anpenid = % (2284 +184)(7)
= 8,638
184
A = 11,420 +8,638
= 20,058
1816
1°
20058
11420
-3916
2°
19
(4200+2000)(12)%3DR2 (19)
R, +3916= 4200+2000
R2 = 3916 ibs
R, = 2284 bs
Refer to the shear and moment diagram:
Transcribed Image Text:R= 300(14)= 4200 Ibs 34 2000 Ibs 300 b/t RI 2284 R2 = 3916 %3D 5 ft ft ft 2284 Ancimpta= 2284(5) = 11,420 Anpenid = % (2284 +184)(7) = 8,638 184 A = 11,420 +8,638 = 20,058 1816 1° 20058 11420 -3916 2° 19 (4200+2000)(12)%3DR2 (19) R, +3916= 4200+2000 R2 = 3916 ibs R, = 2284 bs Refer to the shear and moment diagram:
Mm = 20058 b-ft 240,696 lb-in
A = 5(10) = 50 in?
N.A.
10 in
bh 5(10)
416.7 in
5 in
12
12
Mс (240,696X5)
O bending
416.7
Opending = 2888.1 psi
Transcribed Image Text:Mm = 20058 b-ft 240,696 lb-in A = 5(10) = 50 in? N.A. 10 in bh 5(10) 416.7 in 5 in 12 12 Mс (240,696X5) O bending 416.7 Opending = 2888.1 psi
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