is there a method of determining the resonant frequency of materials?

Subject: is there a method of determining the resonant frequency of materials?

Date: Sun Mar 28 19:01:58 1999
Posted by Joe Haider
Grade level: nonaligned School: none
City: Boise State/Province: ID Country: USA
Area of science: Engineering
ID: 922669318.Eg

Message:


Is there a way to test resonant harmonics of materials that is 
non-destructive?  Also, how can a resonant frequency be directed 
into a narrow area so that the targeted area is the only area 
affected?

Re: is there a method of determining the resonant frequency of materials?

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