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In MOSFET, what do the letters M, O and S stand for?

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  1. Magnetic, optical, silicon
  2. Metal, oxide, semiconductor
  3. Main, output, source

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References

  1. Computer History Museum, 1960: Metal Oxide Semiconductor (MOS) Transistor Demonstrated www.computerhistory.org/siliconengine/metal-oxide-semiconductor-mos-transistor-demonstrated Checked 2026-10-10.

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