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Questions and Answers
What type of material is called a metallic conductor?
What type of material is called a metallic conductor?
- A material with a smooth merge from valence band to conduction band (correct)
- A material with permissible higher-energy levels in the valence band
- A material with high electron mobility
- A material with a low electron mobility
What is the force experienced by an electron with charge Q = −e in a field E?
What is the force experienced by an electron with charge Q = −e in a field E?
- F = 2eE
- F = 0
- F = eE
- F = −eE (correct)
What term is used for the velocity attained by an electron in a crystalline material?
What term is used for the velocity attained by an electron in a crystalline material?
- Drift velocity (correct)
- Free velocity
- Accelerated velocity
- Static velocity
In which units is mobility measured?
In which units is mobility measured?
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What is the unit of electric conductivity (σ)?
What is the unit of electric conductivity (σ)?
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