A) Copper
B) Aluminium
C) Gold
D) Silicon
E) Silver
Correct Answer: D
Solution :
[d] An IC chip is a microscopic array of electronic circuits and components (hat has been diffused or implanted onto the surface of a single crystal, or chip. of semiconducting material such as silicon. To make the wafers, silicon is purified, melted and cooled to form an ingot, and then it is sliced into discs.
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