How Do Cable Tensions Affect Force and Moment Balances?

In summary, cable tension is the force applied by a cable to a structure or object, calculated using the formula T = Fcosθ. It can be affected by various factors such as weight, angle, and material of the cable. Cable tension is different from cable reactions, which refer to forces experienced by the structure. Engineers use different methods to determine the appropriate cable tension for a specific structure, and some common methods for measuring cable tension include load cells and strain gauges.
  • #1
twofish
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Homework Statement



http://members.shaw.ca/code/statics.bmp

Homework Equations



The Attempt at a Solution


I'm having a tough time getting started with this one. Obviously W= 196.2N and AD = 0.425m
Do I need to do a force-couple system?
Thanks much!
Steven
 
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  • #2
This is a statics problem. What is the sum of all forces in the "x" direction and the sum of all forces in "y" direction equal to? And the sum of all moments?
 

Related to How Do Cable Tensions Affect Force and Moment Balances?

1. What is cable tension and how is it calculated?

Cable tension is the force applied by a cable to a structure or object. It is calculated using the formula T = Fcosθ, where T is the tension, F is the force applied, and θ is the angle between the cable and the horizontal or vertical axis.

2. How do different factors affect cable tension?

There are several factors that can affect cable tension, including the weight of the object or structure being supported, the angle of the cable, and the material and diameter of the cable. Other factors such as wind or seismic activity may also influence cable tension.

3. What is the difference between cable tension and cable reactions?

Cable tension refers to the force applied by the cable, while cable reactions refer to the forces experienced by the structure or object where the cable is attached. Cable tension is a result of the cable pulling on the structure, while cable reactions are a response to the tension and other external forces acting on the structure.

4. How do engineers determine the appropriate cable tension for a specific structure?

Engineers use various methods and calculations to determine the appropriate cable tension for a specific structure. This includes considering the weight and load distribution of the structure, as well as the strength and properties of the cable and its connections.

5. What are some common methods for measuring cable tension?

There are several methods for measuring cable tension, including using load cells, dynamometers, and cable tension meters. Engineers may also use strain gauges or other instrumentation to measure the strain or deformation of the cable, which can then be used to calculate the tension.

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