1.

Statement I : In N - type semiconductor , the free electron concentration approximately equals the density of donor atoms . Statement II : In a forward biased P - N - region is proportional to the change Q of the injected minority carrier holes.

Answer»

Statement I is TRUE , statement II is false.
Statement I is false , statement II is true
Statement I is true , statement II is true . Statement II is CORRECT EXPLANATION of statement I.
Statement I is true, statement II is true and statement II is not correct explanation of statement II.

Answer :D


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