Barrier potential in a p-n junction, Physics

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Barrier potential in a P-N junction is caused by

(A) Thermally generated electrons and holes.

(B) Diffusion of majority carriers across the junction.

(C) Migration of minority carriers across the junction.

(D) Flow of drift current.

Ans:

Barrier potential in a P-N junction is caused through diffusion of majority carriers across the junction.

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