The built-up beam is subjected to a moment of M = 80 kNm. d₁ d2 d₁ DM. M₁ de d5

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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The built-up beam is subjected to a moment of M = 80 kNm.
d₁
d₂
d3
d₁
d5
d3
do
d₁
d₂
Values for the figure are given in the following table. Note
the figure may not be to scale.
Variable
Value
128 mm
22 mm
276 mm
11 mm
d4
138 mm
12 mm
M₁
de
d5
a. Determine the distance from the Neutral Axis to the
top of the beam, NA.
b. Determine the mass moment of inertia of the beam, I.
c. Determine the max compressive stress acting on the
beam, compression.
d. Determine the max tensile stress acting on the beam,
tension.
Transcribed Image Text:The built-up beam is subjected to a moment of M = 80 kNm. d₁ d₂ d3 d₁ d5 d3 do d₁ d₂ Values for the figure are given in the following table. Note the figure may not be to scale. Variable Value 128 mm 22 mm 276 mm 11 mm d4 138 mm 12 mm M₁ de d5 a. Determine the distance from the Neutral Axis to the top of the beam, NA. b. Determine the mass moment of inertia of the beam, I. c. Determine the max compressive stress acting on the beam, compression. d. Determine the max tensile stress acting on the beam, tension.
Variable
d₁
d₂
d3
d₁
d5
I =
do
NA = 124
compression
Value
Otension=
128 mm
a. Determine the distance from the Neutral Axis to the
top of the beam, NA.
b. Determine the mass moment of inertia of the beam, I.
c. Determine the max compressive stress acting on the
109
22 mm
beam, compression.
d. Determine the max tensile stress acting on the beam,
tension.
8.83
276 mm
Round your final answers to 3 significant digits/figures.
11 mm
138 mm
12 mm
x mm
4
m²
XMPa
XMPa
Transcribed Image Text:Variable d₁ d₂ d3 d₁ d5 I = do NA = 124 compression Value Otension= 128 mm a. Determine the distance from the Neutral Axis to the top of the beam, NA. b. Determine the mass moment of inertia of the beam, I. c. Determine the max compressive stress acting on the 109 22 mm beam, compression. d. Determine the max tensile stress acting on the beam, tension. 8.83 276 mm Round your final answers to 3 significant digits/figures. 11 mm 138 mm 12 mm x mm 4 m² XMPa XMPa
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