A semi-conductor is damaged & behaves like a conductor, on passing a strong electric current through it, because it heats up the crystals & breaks the covalent bonds resulting in _______________ electrons ?

Chemical Engineering Mcqs

A semi-conductor is damaged & behaves like a conductor, on passing a strong electric current through it, because it heats up the crystals & breaks the covalent bonds resulting in _______________ electrons ?

(A)  Lack of free

(B)  Excess of

(C)  Decrease in

(D)  None of these

Submitted By :Ali Uppal

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