Solving Tension Problem: 45° & 75° Angles, 55N Weight

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SUMMARY

The discussion focuses on calculating the tension in two ropes supporting a 55N weight, with angles of 45° and 75° with the ceiling. Participants emphasize the importance of resolving the tension vector into its components to simplify calculations. Key principles include applying vector resolution and ensuring that the net forces in any direction equal zero for a body in equilibrium. The discussion provides a step-by-step approach to derive the necessary equations using the given data.

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  • Understanding of vector resolution in physics
  • Knowledge of equilibrium conditions for forces
  • Familiarity with trigonometric functions (sine and cosine)
  • Basic algebra for solving equations
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  • Study vector resolution techniques in physics
  • Learn about equilibrium of forces in static systems
  • Practice problems involving tension in multiple ropes
  • Explore trigonometric identities and their applications in physics
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Students preparing for physics exams, particularly those focusing on mechanics and vector analysis, as well as educators seeking to enhance their teaching methods in these topics.

Darkfire25
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How would you solve a problem as follows:

There is a 55N weight suspended by two ropes. The ropes make angles of 45 and 75 degrees with the ceiling. Determine the tension in the two ropes.


I've tried a few things but none have worked. Vectors test tomorrow and these type of questions kill me. Any help is most appreciated! Preferably step by step :)
 
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Show us your work, show us what you have done so far.
 
1. A vector, here the tension, can be resolved into 2 component vectors that makes your calculation easier.
2. For vector of same or opposite direction, simple arithmetics can be applied.
3. For a body in equilibrium, the net forces in any direction equal to zero.

From above you can deduce equations with given data.
 

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