The measurement of Hall voltage helps us to know
Question and options
The measurement of Hall voltage helps us to know
- the sign of the predominant charge carriers
- the charge depth
- the surface charge concentration
- the resistance
Answer and explanation
Correct answer: A - the sign of the predominant charge carriers
The sign of the Hall voltage reveals whether the predominant charge carriers are positive (holes) or negative (electrons); its magnitude also gives the carrier concentration.
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