Question

Name two factors on which electrical conductivity of a pure semiconductor at a given termperature depends.

Answer 1

The two factors are-
1. Proportional to the length of the conductor.
2. Inversely proportional to the area of cross section of the conductor.

Answer 2

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Electrical conductivity of a pure semiconductor depends upon:

(i) The width of the forbidden band.

(ii) Intrinsic charge carrier concentration.

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