Electricity and Magnetism > Magnetic Materials > Magnets
DCS# 5G10.55

GAUSS ACCELERATOR

 

APPARATUS
ruler track with magnets
202-13-B1
five steel balls
202-13-B1


DESCRIPTION
Arrange the balls and magnets as shown.  The cylinders taped to the ruler are magnets, the balls are steel ball bearings.  Roll the first ball along the track and the last ball will be fired off with great speed.


REFERENCES

Am. J. Phys. 77 847 (2009)

Am J. Phys. 85, 495 (2017)