Which of the following statements is(are) correct

1.	Which of the following statements is(are) correct
Answer» In SEMI conductor , electrical resistivity DECREASES with a rise in temperature In METALLIC conductor , electrical resistivity increases with a rise in temperature In super conductor , electrical resistivity decreases gradually with the LOWERING temperature A unit cell of an ionic crystal shares some of its ions with other unit cells. Answer :A::B::C::D

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