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5K20.u5 - Eddy Current Braking Acting on a Rolling Aluminum Rod

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​5K20.u5 - Eddy Current Braking Acting on a Rolling Aluminum Rod

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Title5K20.u5 - Eddy Current Braking Acting on a Rolling Aluminum Rod
Objective

​Demonstrate eddy current induction in an aluminum rod as it rolls in a magnetic field.

StatusAvailable
Assembly Instructions

Instructions
A Small PVC Rod and Small Aluminum Rod Roll through a Magnetic Field.  The Aluminum Rod experiences Eddy Current Breaking while the PVC Rod rolls ahead continuing to accelerate in response to gravity.  Note:  Power source unnecessary for this aspect of the demo.

BE SURE TO WATCH THE MOVIE!

Setup Time
Operation Time
Preview Time
Operation Instructions
ExportableNo
Demo on DimeNo
PIRA 200No
Export Instructions (if different)
HazardsNone
Analysis/Information
Category5 Electricity and Magnetism
Subcategory5K - Electromagnetic Induction
Keywordseddy current, rail gun
Construction Information
 
  
  
aluminum rail with large magnets in-between
1
power supply - 20V, 40A, Tenma, with banana plug bank
1
aluminum rod
1
PVC rod
1
momentary contact switch
1
banana cable
3
block - wood
1
Export Set-up - aluminum rail with small magnets in-between, 2 D-Batteries, momentary contact switch, 3 banana cables, aluminum and pvc rod
1