Simple variable control question.

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SUMMARY

The discussion focuses on controlling acceleration in a friction experiment to achieve constant velocity. A 60Hz motor is proposed as a solution, utilizing a threaded rod and a nut attached to the object to maintain a constant linear velocity. This method ensures a consistent force is applied, countering the frictional force present in the experiment. The approach is confirmed to be effective for the experimental setup.

PREREQUISITES
  • Understanding of basic physics concepts, particularly friction and acceleration.
  • Familiarity with motor specifications, specifically 60Hz motors.
  • Knowledge of mechanical components, including threaded rods and nuts.
  • Basic experimental design principles for conducting physics experiments.
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  • Research the specifications and applications of 60Hz motors in experimental setups.
  • Explore the principles of friction and how it affects motion in experiments.
  • Learn about the design and function of threaded rods and their use in mechanical systems.
  • Investigate methods for measuring and controlling velocity in physics experiments.
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Physics students, experimental researchers, and educators looking to understand methods for controlling motion in laboratory settings.

metalmagik
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Hello, I am making a lab investigating friction of an object and I just need a "method" of controlling acceleration in the experiment so the object travels at a constant velocity. This is really the only way I can think of having the experiment work out correctly so I really need help with this. Any help is greatly appreciated, thank you!
 
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How about a 60Hz motor spinning a threaded rod, with the nut attached to your object? The constant angular velocity of the motor will give you a constant linear velocity at the traveling nut. It's not a constant acceleration, but a constant force, which is opposed by a frictional force in your experiment, I would guess...
 
Thank you, greatly appreciated. This is due tomorrow you just helped me out a great deal. thanks
 

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