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Do the Fermi energy level changes in a semiconductor?

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Do the Fermi energy level changes in a semiconductor?

(a) True

(b) False

This question was posed to me in my homework.

I'd like to ask this question from Charge Densities in a Semiconductor impurities in chapter Conduction in Semiconductors of Electronic Devices & Circuits

1 Answer

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Best answer
Correct choice is (a) True

The best explanation: The Fermi energy level changes as the electron and hole concentrations change because of the formula which defines the position of the Fermi level depending on the concentration of holes and electrons.

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