Aš shown, a 2.3-lb ball is suspended at point D inside a box with dimensions w = 8.90 ft, d = 6.60 ft, %D and h = 4.40 ft. The ball is held in place by three cables anchored at points A, B, and C on the surface of the box.

International Edition---engineering Mechanics: Statics, 4th Edition
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Author:Andrew Pytel And Jaan Kiusalaas
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Chapter8: Centroids And Distributed Loads
Section: Chapter Questions
Problem 8.38P: The equation of the catenary shown is y = 100 cosh (x/100) where x and y are measured in feet (the...
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As shown, a 2.3-lb ball is suspended at point D inside
a box with dimensions w = 8.90 ft, d = 6.60 ft,
and h = 4.40 ft. The ball is held in place by three
cables anchored at points A, B, and C on the surface
of the box.
%3D
D'
·y
---
d
W
If
point D is the origin of the Cartesian coordinate
system, point A is located at
(-4.30, -3.70, 2.80) ft, point B is located at
(2.30, -3.70, 1.70) ft, and point C is located at
(2.30, 5.20, -1.60) ft.
B.
Transcribed Image Text:As shown, a 2.3-lb ball is suspended at point D inside a box with dimensions w = 8.90 ft, d = 6.60 ft, and h = 4.40 ft. The ball is held in place by three cables anchored at points A, B, and C on the surface of the box. %3D D' ·y --- d W If point D is the origin of the Cartesian coordinate system, point A is located at (-4.30, -3.70, 2.80) ft, point B is located at (2.30, -3.70, 1.70) ft, and point C is located at (2.30, 5.20, -1.60) ft. B.
The tension in cable DA has a magnitude of TDA = 7.13 lb. Find the Cartesian components of tension TDA, which is directed
from D to A.
Express your answers, separated by commas, to three significant figures.
> View Available Hint(s)
VO AEO It vec + +
?
TDA
i lb, j lb, k lb
Submit
Part B- Determining an unknown force
If the tensions in cables DA and DB are TA = 7.13 Ib and Ton 3.56 lb, respectively, what is the tension in cable DC?
Express your answer to three significant figures and include the appropriate units.
• View Available Hint(s)
Tpe=
Value
Units
Transcribed Image Text:The tension in cable DA has a magnitude of TDA = 7.13 lb. Find the Cartesian components of tension TDA, which is directed from D to A. Express your answers, separated by commas, to three significant figures. > View Available Hint(s) VO AEO It vec + + ? TDA i lb, j lb, k lb Submit Part B- Determining an unknown force If the tensions in cables DA and DB are TA = 7.13 Ib and Ton 3.56 lb, respectively, what is the tension in cable DC? Express your answer to three significant figures and include the appropriate units. • View Available Hint(s) Tpe= Value Units
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