A beam having a tee-shaped cross section is subjected to equal 18 kN-m bending moments, as shown. Assume bf = 125 mm, tf = 25 mm, d = 185 mm, tw = 20 mm. The cross-sectional dimensions of the beam are also shown. a.Determine  the centroid location (measured upward from the bottom), in mm rounded to the nearest tenths. b.Determine  the moment of inertia about the z axis. Express your answer in (106) mm4 rounded to three significant figures. c. Determine  the controlling section modulus about the z axis. Express your answer in (103) mm3 rounded to three significant figures. d. Determine  the controlling section mo

Elements Of Electromagnetics
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A beam having a tee-shaped cross section is subjected to equal 18 kN-m bending moments, as shown. Assume bf = 125 mm, tf = 25 mm, = 185 mm, tw = 20 mm. The cross-sectional dimensions of the beam are also shown.

a.Determine  the centroid location (measured upward from the bottom), in mm rounded to the nearest tenths.

b.Determine  the moment of inertia about the z axis. Express your answer in (106) mm4 rounded to three significant figures.

c. Determine  the controlling section modulus about the z axis. Express your answer in (103) mm3 rounded to three significant figures.

d. Determine  the controlling section modulus about the z axis. Express your answer in (103) mm3 rounded to three significant figures.

M
M
H
y
tf
T
N
Cross section
Transcribed Image Text:M M H y tf T N Cross section
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