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Practice over 1000+ GATE-level questions from this topic!

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Q#1 Semiconductor Physics GATE EC 2020 MCQ +1 mark -0.33 marks

Consider the recombination process via bulk traps in a forward biased pn homojunction diode. The maximum recombination rate is . If the electron and the hole capture cross-section are equal, which one of the following is False?

With all other parameters unchanged,  decreases if the intrinsic carrier density is reduced.

With all other parameters unchanged,  increases if the thermal velocity of the carriers increases.

 occurs at the edges of the depletion region in the device.

 depends exponentially on the applied bias.

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