When aluminum foil is placed in a microwave, I see sparks generated by what I assume is dielectric breakdown. However, if I put aluminum foil in visible light (assuming the same intensity), there are no sparks generated even though visible light has a higher frequency and therefore, higher energy. Why is that?

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Why doesn't visible light generate sparks in aluminum foil when microwaves do? - by Keganhirl - 06-14-2018, 08:35 AM
RE: Why doesn't visible light generate sparks in aluminum foil when microwaves do? - by askaluadmin - 06-14-2018, 08:37 AM
RE: Why doesn't visible light generate sparks in aluminum foil when microwaves do? - by ircasodle - 06-14-2018, 08:39 AM
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