Homework 1
Problem 2:
T
BC
=
63
.
23 kN.
Problem 4:
A
ˆ
DC
=
62
.
8
o
.
Problem 6:
M
y
=
1
.
16 ft. lb.
Problem 8:
M
=
51
.
17 N m.
Homework 2
Problem 2:
R
Ax
=

1500 lb ;
R
Ay
=

750 lb ;
R
C
=
750 lb
Problem 4:
T
CE
=
209 N ;
R
A
=
161 N ;
R
D
=
100 N
.
Problem 6:
R
A
=
5
.
71 lb (horiz)
,
22
.
86 lb (vert),
R
A
=
14
.
29 lb (horiz)
,
17
.
14 lb (vert),
R
C
=
20 lb.
Problem 8:
R
=
{
0
,
0
,
F
}
;
M
=
{
FL
,

FL
,
0
}
.
Homework 3
Problem 2:
μ
=
0
.
622.
Problem 4:
F
AB
=

1
.
486 kN (compression) ;
F
AC
=
0
.
738 kN (tension)
F
BC
=
3
.
714 kN (tension)
F
BD
=

4 kN (compression) ;
F
CD
=
2
.
228 kN (tension)
F
CE
=
2
.
584 kN (tension) ;
F
DE
=

5
.
199 kN (compression)
.
Problem 6:
F
E
=
726 N
.
Problem 7:
R
E
=
800 N
.
Homework 4
Problem 2:
R
A
=
11
/
6 kN,
M
A
=
1 kN m.
Problem 4:
R
=
{
5
,
0
,
10
}
kN,
M
x
=
10 kNm (torque),
M
y
=

20 kNm (bending mo
ment),
M
z
=
5 kNm (bending moment).
Problem 6:
This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
This is the end of the preview.
Sign up
to
access the rest of the document.
 Fall '07
 ?
 Statics, Force, Trigraph, Second moment of area

Click to edit the document details