A piece of wood was cut into 3 pieces as shown below and will form into a l-beam section. Planks 1 will be the top and bottom flange members while the Plank 2 will be the web member. A sample l-beam is shown belown. In addition to that, a steel plate will be installed (at the center) at the bottom of the l-beam to ensure its strength. Calculate the I– (Moment of Inertia with respect to cendroidal x-axis) of the built section. b 2.2 cm Ih 35 0.5 20 cm tp cm wp cm b top flange h bot flange 1 1 3b b 3b 8 4 8 tp Wp Answers: cm (from bottom) cm^4 NOTE: All answers in 3 decimal places web

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A piece of wood was cut into 3 pieces as shown below and will form into a l-beam section.
Planks 1 will be the top and bottom flange members while the Plank 2 will be the web member. A sample l-beam is shown belown.
In addition to that, a steel plate will be installed (at the center) at the bottom of the l-beam to ensure its strength.
Calculate the I– (Moment of Inertia with respect to cendroidal x-axis) of the built section.
b
2.2
cm
Ih
35
0.5
cm
tp
cm
wp
20
cm
b
top flange
h
bot flange
1
2
1
3b
b
3b
8
4
8
tp
Wp
Answers:
y =
cm (from bottom)
cm^4
NOTE: All answers in 3 decimal places
web
Transcribed Image Text:A piece of wood was cut into 3 pieces as shown below and will form into a l-beam section. Planks 1 will be the top and bottom flange members while the Plank 2 will be the web member. A sample l-beam is shown belown. In addition to that, a steel plate will be installed (at the center) at the bottom of the l-beam to ensure its strength. Calculate the I– (Moment of Inertia with respect to cendroidal x-axis) of the built section. b 2.2 cm Ih 35 0.5 cm tp cm wp 20 cm b top flange h bot flange 1 2 1 3b b 3b 8 4 8 tp Wp Answers: y = cm (from bottom) cm^4 NOTE: All answers in 3 decimal places web
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