Wk 7 Flashcards
1
Q
Neutral axis eqn
y (NA)
A
yi = distance from reference to midpoint
2
Q
Second moment of area (neutral axis) eqn
I (NA)
unit?
A
mm^4
3
Q
Elastic section modulus eqn
Z (e)
A
4
Q
Plastic neutral axis eqn
y (PNA)
A
Use Area method.
(AT/2 - smaller area) / width
5
Q
Plastic section modulus eqn
Z (p)
A
6
Q
1) Plastic moment capacity eqn, Mp
2) Force in each section eqn, F
A
7
Q
Shape factor equation
A
8
Q
Worked example
+ Calculate Shape factor
A
9
Q
18-19, Q2a
A
10
Q
WK7 Q3
A
