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The number of majority carriers that are available for recombining with excess minority carriers decreases as the excess semiconductor becomes intrinsic. Is it true?

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The number of majority carriers that are available for recombining with excess minority carriers decreases as the excess semiconductor becomes intrinsic. Is it true?

(a) True

(b) False

This question was addressed to me in class test.

My query is from Carrier Life time in chapter Conduction in Semiconductors of Electronic Devices & Circuits

1 Answer

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Correct choice is (a) True

Explanation: With the increase in the number of the majority carriers, the carriers for the recombination will be decreasing with the excess minority carriers and will finally become intrinsic as the concentrations will be same.

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