A = rolled steel channel (I 8.87 x 106 mm, I₁ = 40.3 x 10¹ mm²) is used as a simply supported beam (purlin) in a roof truss (Fig. 9-20). If the span of the purlin is 4 m, deter- mine the maximum ten- sile and compressive stresses in the beam due to a uniformly distrib- uted load of 1 kN/m. x 53mm y k Plane of the load 178mm 13.7 mm Fig 9.20 2

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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A
rolled steel channel (I,
8-87 x 106 mm4, I, = 40.3
× 10¹ mm²) is used as a
X
simply supported beam
(purlin) in a roof truss
(Fig. 9-20). If the span of
the purlin is 4 m, deter-
mine the maximum ten-
sile and compressive
stresses in the beam due
to a uniformly distrib-
uted load of 1 kN/m.
1
53mm
1
X-
Plane of
the load
28
178mm
X
13.7
mm
Fig. 9-20
2
y
1
Transcribed Image Text:A rolled steel channel (I, 8-87 x 106 mm4, I, = 40.3 × 10¹ mm²) is used as a X simply supported beam (purlin) in a roof truss (Fig. 9-20). If the span of the purlin is 4 m, deter- mine the maximum ten- sile and compressive stresses in the beam due to a uniformly distrib- uted load of 1 kN/m. 1 53mm 1 X- Plane of the load 28 178mm X 13.7 mm Fig. 9-20 2 y 1
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