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Name the extrinsic semiconductors formed when pure germanium is doped with a trivalent impurity. Draw the energy band diagram of extrinsic semiconductors so formed.

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Question

Name the extrinsic semiconductors formed when pure germanium is doped with a trivalent impurity. Draw the energy band diagram of extrinsic semiconductors so formed.

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Solution

When a pure Germanium is doped with a trivalent impurity, the p-type extrinsic semiconductor is formed.

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2021-2022 (March) Term 2 - Outside Delhi Set 3

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