This app offers a cheap and easy to use method to help detect fake bullion coins, by examining their resonance frequencies.
This app offers a cheap and easy to use method to help detect fake bullion coins, by examining their resonance frequencies.
The resonance frequencies of an object are determined by the objects shape and material. If the shape and weight of a silver coin is correct, but the material is not actually silver, then a resonance test could detect this.
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'PV module' solves the simplified equation of the photovoltaic module with a single exponential and five parameters, from the test data (Voc, Vmp...
