Q106
Consider the following statements about semiconductors? 1. The forbidden energy gap in semiconductors lies between the valence band and conduction band. 2. The forbidden energy gap in germanium at 0 K is about 0.71 eV. 3. Semiconductors have negative temperature coefficient of resistivity. Which of the statements given above are correct?
A.
1, 2 and 3
AnswerB.
1 and 2
C.
2 and 3
D.
1 and 3
Answer: Option A
Solution
Answer: Option A
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