Mechanics of Materials – Exam Questions & Complete Worked Answers (Ultimate Study Pack)

, I
I


O E X E 4ft




:/
ft ×

600lb
-

→
'



ft .




" t
* Em .




'
.

.
.
. 500lb ft -




D
Mt
y




÷÷÷:÷i÷÷÷÷ ::* :
.




÷:÷÷:*
EM z = 0 O
My -
500 lb.tt =




N =
Fy = 0 My = 500 .
lb ft

Ittf
'
O
v -
-
=


0
E Mxz
Ftz
=
'
= O
M =




-=My=6O0lb_ft N a -
Fy
-
-
O




t.500lb.tt

, 191811
Wb ( 12h51pm ) 012 M
-




=
,




=
231544 N


'
d
Wba = 12 . 014 -



G ,



= 471088N




|Wb '




t Wbz




o
160N
60N
q ;D
Of
=


60 -
150
✓ 150
-



( so
z Mo =
-
go .




150
-
I 8000
=


18000 ( CW )
=




t
gonna a
:*
¥
not
#

mm * o
-
-




O
M t -2 Fy =


HN L O
-2ft
-

-




Fb 2- - Wbl
-
Wbz :




2- My = 0
231544 t 471088
Wb 0,1=0 Fbz I

18 Nm Wbz 012 + .

My + .
.

-




=
70.632

9,42 2,35
MY
-

= 18 -




= 6,23



EM x
-

- O



Mx t Wb 2 .
012 = 0


Mx = - 9,42

O
E Mz
=




O
N Fb
-




¥6325
: x -




V
-
-

FIFE '
=




= 701632 N


T = 9,42N .
M



M =
6123 N .
M

, "




µ
1- t.




1500N
Ey -
-




Eme -
- O

= 0
-11500 5
Fbc 115
-


-


.




Fbc 115
1500.5 = .




Fbc
5000 =




2- Fx =D


Fbc =
Ey
= 5000