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[Physltest] [Phys-L] Re: 'Seeing' frequencies above 30-40Hz (fwd)



Tuning a strobe to nearly match the frequency is always impressive -
show the tuning fork is really moving as it makes the sound.

*******************************************
Scott Goelzer
Physics Teacher
Coe-Brown Northwood Academy
Northwood NH 03261
s.goelzer@comcast.net
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