Calculating Acceleration in Air Track System

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SUMMARY

The discussion focuses on calculating the acceleration of a frictionless air track system involving a mass of 5 grams suspended on a string and a glider weighing 40 grams. Participants emphasize the importance of setting up a free body diagram for the hanging mass to analyze the forces acting on the system. By summing the vertical forces to zero and the horizontal forces to equal the product of mass and acceleration (m*a), the acceleration can be determined accurately. This method provides a clear framework for solving similar physics problems involving connected masses.

PREREQUISITES
  • Understanding of Newton's Second Law of Motion
  • Familiarity with free body diagrams
  • Basic knowledge of frictionless systems
  • Ability to perform force summation calculations
NEXT STEPS
  • Study the principles of Newton's laws in detail
  • Learn how to create and analyze free body diagrams
  • Explore the concept of tension in strings within physics problems
  • Investigate the effects of friction in similar systems for comparison
USEFUL FOR

Physics students, educators, and anyone interested in understanding dynamics in frictionless systems will benefit from this discussion.

leo037
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a mass m is suspended on a string and the glider slides over to the right. the system is frictionless and I'm wondering how to find the acceleration of the system with the mass m as 5 gram, and the glider mass as 40gram
 
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Set up a free body diagram for the mass hanging on the string. Then sum the y-forces to 0, since the ball isn't going accelerating up or down. Then sum the x-forces and set it equal to m*a, since the mass is accelerating to the right.
 

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