uxu ._. .
3' . The springs on the rope assembly are originally
stretched 1 ft when 0 = 0. Determine the vertical force F
that must be applied so that 6 = 30.
an unstr tched length of 200 mm. Determine the force in
ables; C and B!) when the spring is hel
r
, For the distributed load shown nd the distance
x in terms of L if the reaction at A is equal to the
reaction at B. If you like to use numbers let L = 9
ft. and we = 1001b./ft.
5-71 _
,1 +7? :0 : (Qwo+wo>
2 l + a +8& 0'
S/Mcf 45) :80 75 34.th f I
*5-64. The cable of the tower crane is subjected to a
force of 840 N. Determine the x, y, z components of
reaction at the fixed base A.
=39: 3" -.
. - s< \(-\~i(\
a.
. ' w . _cfw_ _
l .
x Prob. 564 5-75. Determine the x, y, z components of reactio
0/6
cfw_RF
V
TBUJJEJ'
:7 sr/zucrurzf MADE 0*: c>~47 xma memes/1f
IFcJCEJ P (om/ug- OUT OF T#E
A P = 9 ._._
L? _ (w 7 ~f(._)n/
/
"VENUE! if It runcu
JOIN? -_ MEN/35 f
.0
TAE :
ENE 95 Fem/455 w/Hc# DEF/425 EAc/f Manes/1 (re/Lg.) Lay/IE
IAJTEMf
_
EX 1) The uniform pole has a weight of 30 lb and a length
\of26 ft. If it is placed against the smooth wall and on the
rough oor in the position d = 10 ft, will it remain in this
position when it is released? The coefficient of static
friction is p, = 0.3
Jiffwo , (A
Sugar/041$ , Fig
200 PTS
1) Draw the L/R, V, and M (positive down) diagrams for the beam shown below and clearly dene each
V(x) and M(x) function
500 lb-ft
*73v
+ (EX 6/9?
,- A man weighing 200le holds himself and the platform'in '
equilibn'um as shown. Determine the total force he must exert on the
bar AB and the 110113331 reaction between him and the platform at C.
The platform weighs 40 lbs. Neglect the weight of the bar
EX 1 Compare the force exerted on the toe and heel of
lar shoes and
a 120-lb woman when she ts weanng regu
stiletto heels. Assume all her weight Is placed on one foot
and the reactions occur at points A and B as shown.
[20 1b
120 lb
1 25 in 0.75 in. 3.
Problems 2 8 5
_ Inwm'mrwanmurmra':uglayawomux vu:u:=;. 27y . _:
Problems
6-55. Determine the force in each member of the three-
member space truss that supports the loading of 1000 lb
and state if the members are in tension or compression.
2
1000 lb
Pr
CE 210
Statics
Chapter 6 Analysis of Trusses
1
Chapter 6 Analysis of Trusses
CE-210
Simple Trusses, Method of Joints, and
Zero-Force Members
Objectives:
Define a simple truss.
Determine the forces in members of a simple truss.
Identify zero-force members.
CE 337
Hydraulics
Fluid Statics
Class Exercise Solutions Set
1.
The average specific gravity of seawater is 1.15. Determine the absolute
pressure at the bottom of 3000-m of sea.
2.
The specific gravity of mercury is 13.6, and the specific gravity of glyce
Name
CE 210 STATICS
Fall 2011
kg Exam I
You may use a calculator.
You have one hour and fteen minutes to complete the exam.
Material Covered Chapters 1-3.
This exam consists of 5 different pages.
Please draw ALL appropriate diagrams.
Provide all releva
Name
CE 210 STATICS
Final Exam
You may use a calculator.
You have two hours and thirty minutes to complete the exam.
This exam consists of 8 different pages.
Please draw ALL appropriate diagrams.
Provide all relevant calculations.
Clearly box your nal
Name
CE 210 STATICS
You have two hours and thirty minutes to complete the exam.
You may use a calculator.
This exam consists of 6 different pages (front and back).
Please draw ALL appropriate diagrams.
Provide all relevant calculations.
Clearly box yo
POSITION VECTORS & FORCE VECTORS
Objectives:
a) Represent a position vector in
Cartesian coordinate form from
given geometry.
b) Represent a force vector directed
along a line.
APPLICATIONS
This awning is held up by three chains. What are the
forces in th
DOT PRODUCT
Objective:
a) determine an angle between
two vectors, and,
b) determine the projection of a vector
along a specified line.
1
APPLICATIONS
If the design for the cable
placements required
specific angles between
the cables, how would you
check t