MHT CET Physics question

Physics Semiconductor Electronics MHT CET

Not in JEE Advanced syllabus

In n-type semiconductor, [MHT-CET 2019]

(A)Trivalent impurity are dopants and electrons are minority carriers
(B)Pentavalent impurity are dopants and electrons are majority carriersCorrect
(C)Pentavalent impurity are dopants and holes are majority carriers
(D)Trivalent impurity are dopants and holes are majority carriers

Answer: (B)

Solution

An n-type semiconductor is doped with pentavalent atoms and its majority carriers are electrons; (a)

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Question ID VK-075105