CE231 ASSIGNMENT NO.4 ENGR. FRANKLIN M. SALAS BSCEICT-UL, MENGJAIT, THAILAND) Write your name and signature on top of every page of your solution photo, otherwise it is considered invalid. 1. Locate the centroid of the following figures. a) 90 mm b) (STATICS OF RIGID BODIES) 90 mm 25 mm 120 nim A=A1-A2 Ax-A1 x1-A2 x2 Ay=A1y1-A2y2 Ans. A = 41,189 mm ³,x = 0, y = -2.95 mm 2. Compule for the moment of inertia about xo and yo of the following figures. a) b) 100 mm 5m 1=11-12 Ans. Ixo = 27,963,997 mm", lyo = 12,346,602 mm B 75 mm 8 75 mm 20 KN 2 in 2 in 2 A-A1-A2 Ax=A1x1-A2 x2 Ay=A1y1-A2y2 10 KN 3. A cable is loaded and supported as shown. Determine the horizontal and vertical components of the reactions at supports A and D., the tensions in each segment of the cable and total length of cable. Ans. B, = 26.57°, T3 = 42.49 KN 8m 120 mm 180 mm 1=11+12 100 mm I4m 50 mm ENGR. FRANKLIN M. SALAS DYCECID MENG FAIT TI
CE231 ASSIGNMENT NO.4 ENGR. FRANKLIN M. SALAS BSCEICT-UL, MENGJAIT, THAILAND) Write your name and signature on top of every page of your solution photo, otherwise it is considered invalid. 1. Locate the centroid of the following figures. a) 90 mm b) (STATICS OF RIGID BODIES) 90 mm 25 mm 120 nim A=A1-A2 Ax-A1 x1-A2 x2 Ay=A1y1-A2y2 Ans. A = 41,189 mm ³,x = 0, y = -2.95 mm 2. Compule for the moment of inertia about xo and yo of the following figures. a) b) 100 mm 5m 1=11-12 Ans. Ixo = 27,963,997 mm", lyo = 12,346,602 mm B 75 mm 8 75 mm 20 KN 2 in 2 in 2 A-A1-A2 Ax=A1x1-A2 x2 Ay=A1y1-A2y2 10 KN 3. A cable is loaded and supported as shown. Determine the horizontal and vertical components of the reactions at supports A and D., the tensions in each segment of the cable and total length of cable. Ans. B, = 26.57°, T3 = 42.49 KN 8m 120 mm 180 mm 1=11+12 100 mm I4m 50 mm ENGR. FRANKLIN M. SALAS DYCECID MENG FAIT TI
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:9:16 A
<ce231assign4
CE231 (STATICS OF RIGID BODIES)
ASSIGNMENT NO.4
Sy
ENGR. FRANKLIN M. SALAS
BSCEICIT-UI, M.ENG.JAIT, THAILANDI
Write your name and signature on top of every page of your solution photo, otherwise it is considered invalid.
1. Locate the centroid of the following figures.
Y
a)
90 mm
b)
90
mm
25 I
mm
n
A=A1-A2
Ax=A1 x1 - A2 x2
Ay=A1 y1-A2 y2
Ans. A = 41,189 mm ²,x = 0,y = -2.95 mm
2. Compute for the moment of inertia about xo and yo of the following figures.
a)
b)
120
mm.
5 m
100 mm
1=11-12
Ans. Ixo = 27,963,997 mm, lyo = 12,346,602 mm
A
|||
B
75 mm
20 KN
75 mm
- X
3
14 m
2 in 2 in 2 in
A = A1-A2
Ax=A1 x1 - A2 x2
Ay A1 y1-A2 y2
10 KN
U
y
3. A cable is loaded and supported as shown. Determine the horizontal and vertical components of the
reactions at supports A and D, the tensions in each segment of the cable and total length of cable.
Ans. B, = 26.57°, T3 = 42.49 KN
8 m
3 in
TC
1=11+12
8m
120 mm
180 mm
H
** || 95%
4 in
I4m
X
100 mm
50 mm
X
:
ENGR. FRANKLIN M. SALAS
BSCE(CIT), M.ENG (AIT,TH)
1/1
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