Q21
The temperature dependence of the electrical conductivity σ of two intrinsic semiconductors A and B is shown in the figure. If EA and EB are the band gaps of A and B respectively, which one of the following is true?
The temperature dependence of the electrical conductivity σ of two intrinsic semiconductors A and B is shown in the figure. If EA and EB are the band gaps of A and B respectively, which one of the following is true?
A.
EA > EB
AnswerB.
EA < EB
C.
EA = EB
D.
EA and EB both depend on temperature
Answer: Option A
Solution
Answer: Option A
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