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electronics and communication engineering electronic devices and circuits
1. Assertion (A): Intrinsic semiconductor is an insulator at 0 K. Reason (R): Fermi level in intrinsic semiconductor is in the centre of forbidden energy band.
(A): A is false but R is true
(B): A is true but R is false
(C): Both A and R are true and R is correct explanation of A
(D): Both A and R are true but R is not a correct explanation of A
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