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Post-UTME Physics 2005 Objective — Question 1

Question 1 of 23 from the Post-UTME Screening (Post-UTME) Physics 2005 Objective paper, with the correct answer and a full explanation.

Which of the following is the best known semi-conductor?

A. carbon
B. Selenium
C. Gallium arsenide
D. GermaniumCorrect

Explanation

Germanium was the first widely used, well-known semiconductor material.

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