Which material behave like perfect insulators at low temperatures & conductor at higher temperature ?
A. Si
B. Ge
C. GaAs
D. All the above
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Answer: D
Share your understanding of this question with the correct explanation.
Which material behave like perfect insulators at low temperatures & conductor at higher temperature ?
A. Si
B. Ge
C. GaAs
D. All the above
Answer: D
Share your understanding of this question with the correct explanation.