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What is the average time interval between two successive collisions of a free electron with the ions of the metallic lattice called?

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Question

What is the average time interval between two successive collisions of a free electron with the ions of the metallic lattice called?

Options

  • Drift velocity

  • Conductivity

  • Relaxation time

  • Current density

MCQ
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Solution

Relaxation time is the average time between two successive collisions of a free electron with the ions of the metallic lattice. It is denoted by τ.

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