Simple static equilibrium problem

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SUMMARY

The discussion centers on solving a static equilibrium problem involving a 70kg mass suspended from two cords at angles of 40 degrees and 30 degrees with the ceiling. The weight of the object is calculated to be 686N. To determine the tension in each cord, one must apply the principles of static equilibrium by summing forces in both the x and y directions, resulting in two equations with two unknowns.

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  • Understanding of static equilibrium principles
  • Knowledge of vector resolution in physics
  • Familiarity with trigonometric functions
  • Ability to set up and solve systems of equations
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  • Study the method of resolving forces in static equilibrium problems
  • Learn how to apply trigonometric functions to find components of forces
  • Practice solving systems of equations in physics contexts
  • Explore examples of tension in multiple cord systems
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Mr. Snookums
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A 70kg mass is suspended from two cords. One is at 40 degrees with the cieling, and the other is at 30 degrees. What is the tension in both cords?

I got the weight of the object, which is 686N, but how does one know how much of the load each cord supports? I missed this particular physics class. I know, it is an extremely simple question. Any help is appreciated.
 
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1) sum forces in x direction
2) sum forces in y direction

2 unknowns, 2 equations
 
Last edited:

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