MHT CET Physics question

Not in JEE Advanced syllabus

Among the substances mentioned below, the semiconductors are: List: 1) Copper 2) Carbon 3) Silicon 4) Germanium 5) Gallium

Answer: (B)

Solution

Silicon and germanium are the standard semiconductors, and carbon, a group-14 element like them, is counted along with them here,

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Question ID VK-085052