How Do You Calculate the Forces Exerted by Each Man Carrying a Ladder?

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SUMMARY

The discussion focuses on calculating the forces exerted by two men carrying a 200N ladder that is 12m long. The man at the end of the ladder exerts a force of 1200N, while the man positioned 2m from the other end exerts a force of 800N. The calculations utilize the principle of moments, specifically the formula Moment of force = Force * Perpendicular distance from force, to determine the forces based on their respective distances from the center of mass of the ladder.

PREREQUISITES
  • Understanding of basic physics principles, specifically moments and forces.
  • Familiarity with the concept of center of mass in static systems.
  • Knowledge of how to apply the moment of force formula.
  • Basic arithmetic skills for calculating forces and distances.
NEXT STEPS
  • Study the principles of static equilibrium in physics.
  • Learn about calculating moments in various scenarios.
  • Explore real-world applications of force calculations in engineering.
  • Practice problems involving forces and moments with different configurations.
USEFUL FOR

This discussion is beneficial for physics students, educators teaching mechanics, and anyone interested in understanding the application of moments in real-life scenarios.

ninjatogo
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1. A 200N ladder is being carried by two men. The ladder is 12m; one man standing at the end, and the other 2m from the other end. Find the forces exerted by each man,



2. Moment of force = Force * Perpendicular distance from force



3. Man at end; 6*200
Other man 2m from other end; 4*200

I am really having trouble with this, we just started moments. The first parts of the sheet were simple moments, then it moves straight into this. We never did these type of questions until now.
 
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Answer:The force exerted by the man at the end of the ladder is 1200N. The force exerted by the man 2m from the other end is 800N.
 

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