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  1. IC chips for computers are usually made of
    1. Lead
    2. Chromium
    3. Silicon
    4. Gold
Correct Option: C

IC chip is an integrated circuit or monolithic integrated circuit also called an IC, a chip or a microchip. It is a set of electronic circuits on one small plate of semiconductor material normally 'silicon'. Jack Kilby is credited for the development of first integrated circuit (1958) for which he received the Nobel Prize in Physics in the year 2000.



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