Which element is used to make ‘Computer Chips’?
ACarbon
BGallium
CGermanium
DSilicon
Explanation
• Silicon is a semiconductor, meaning it can conduct electricity under certain conditions.
• It is incredibly abundant in the Earth’s crust as silica (sand).
• Its controlled conductivity allows for the creation of transistors and microprocessors.
Exam Relevance
- Topic: Competitive Exams
- Subtopic: FPSC/PPSC Past Papers

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