Moment of Inertia for Composite Area

1
Moment of Inertia for Composite Area
Problem 10-40 Determine yc, which locates the
centroidal axis x for the cross-sectional area
of the T-beam, and then find the moments of
inertia Ix and Iy (All dimensions are in mm)
y
50
150
150
250
25
2
10.5 Moments of Inertia (MOI) for Composite
Areas
Problem 10-35 Determine the moment of inertia of
the beam's cross-sectional area about the x'
axis. Neglect the size of the corner welds at A
and B for the calculation. (All dimensions are in
mm)
y
150
15
15
154
150
x
C
50
3
Moment of Inertia for Composite Area
Determine the moment of inertia of the beam's
cross-sectional area about the y' axis.
y
4
Moment of Inertia for Composite Area
y
Iy 94.792 ( 106) mm 4