CEE 3030
November 18, 2004
Name:_
1. Explain what is meant by the term first moment of an area. (5 %)
2. Explain in general terms how the first-moment of area term, Q, is calculated in the formula
q = VQ/I. That is, what area is used in general terms for
CEE 3030 ' October21, 2004 Name: slyLt. n.
1. List the assumptions implicit in the formula 0'
= -Myz1 (5 %)
2. Dene the term Neutral Axis. (5 %)
3. Two solid steel circular shafts are built-in
(fixed) to the walls at A and D and are
connected between p
CEE 3030
to
SoQuhart
September 23, 2004 Name:
Explain what is meant by the term plastic strain, or plastic behavior. Show a sketch to
illustrate yOur answer [5 %].
Explain the meaning and usage of Poisson 3 ratio [S 96].
Link BC is 6 mm
Prob. 6.3-5. A couple M = 20 RN - m acts on the end of a
slender steel cantilever beam (E = 210 GPa) to bend it intm
the arc of a circle of radius ,0, as shown in Fig. P6.35. The
cross section of the beam is a square of dimension d = 120
mm. (:1) Calculat
Prob. 5.2-1. For the simply suppulted beam AE in Fig.
P5.21, {a} determine Vc and M5 the internal resultants
just to the left of the 20-kN load at C. and (b) date-mine
V5 and MD the internal resultants just to the left of the
20~kN load at D.
L1m4xm+l