How Does a Heavy Ball Hanging by a Thread Demonstrate Gravity and Tension?

Thread starter Kaxa2000
Start date Oct 3, 2009
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SUMMARY

The discussion centers on the physics of a heavy ball weighing 20 lbs suspended by two strings, each rated for a maximum of 25 lbs. When a downward force of 5 lbs is applied, the tension in the upper string increases, illustrating the relationship between gravity and tension. This scenario effectively demonstrates how forces interact in a static system and the limits of material strength under load.

PREREQUISITES

Understanding of basic physics concepts, particularly gravity and tension.
Familiarity with force diagrams and free-body diagrams.
Knowledge of material strength and load ratings.
Basic mathematical skills for calculating forces and tensions.

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Research the principles of static equilibrium in physics.
Explore the concept of tension in strings and cables under load.
Learn about the effects of additional forces on static systems.
Study real-world applications of tension and gravity in engineering.

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Oct 3, 2009

Kaxa2000

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Last edited: Oct 3, 2009

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Oct 3, 2009

lewando

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Say the ball weighs 20 lbs and both strings are rated at 25 lbs max. Visualize what is going on with the upper string as you start apply downward force of say 5 lbs.