Discussion :: Electronic Devices and Circuits
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At very high temperatures the extrinsic semi conductors become intrinsic because
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A.
drive in diffusion of dopants and carriers
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B.
band to band transition dominants over impurity ionization
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C.
impurity ionization dominants over band to band transition
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D.
band to band transition is balanced by impurity ionization
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Answer : Option B
Explanation :
Covalent bonds are broken.
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