Which of the following represents correct order of conductivity in solids?

(i) Kmetals>>K insulatorssemiconductors

(ii) Kmetals<insulators semiconductors

(iii) Kmetals > ksemiconductors>Kinsulators = zero

(iv) Kmetals < Ksemiconductors >Kinsulators ≠ zero

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1 Answers

(i) Kmetals>>K insulatorssemiconductors

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