Math, asked by Mikrokosmos, 4 months ago

Can anyone answer this?

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Answered by rakeshchemist8

Step-by-step explanation:

The first visible-spectrum (red) LED was demonstrated by Nick Holonyak, Jr. on October 9, 1962 while he was working for General Electric in Syracuse, New York. Holonyak and Bevacqua reported this LED in the journal Applied Physics Letters on December 1, 1962.

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