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Calculate the value of Dp when µp=400cm/s and VT=25mV.

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Calculate the value of Dp when µp=400cm/s and VT=25mV.

(a) 1

(b) 0.01

(c) 0.1

(d) 10

This question was addressed to me in an online quiz.

This key question is from Band Structure of an Open-Circuited p-n junction topic in portion Semiconductor-Diode Characteristics of Electronic Devices & Circuits

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The correct choice is (c) 0.1

The explanation is: Dp= µp*VT

=400*10^-2*25*10^-3

=0.1.

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