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Static resistance of a diode is ____________

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Static resistance of a diode is ____________

(a) Resistance at the q-point, ΔVD/ΔID

(b) Maximum AC resistance

(c) Minimum AC resistance

(d) Resistance at operating point, VD/ID

This question was posed to me during an online interview.

The question is from Resistance Level topic in chapter Diode Circuit of Analog Circuits

1 Answer

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Right option is (b) Maximum AC resistance

The explanation is: Static or DC resistance of a diode is the resistance offered by a diode at its q-point. DC resistance represents steady state. That is, it is calculated by treating current and voltage as constants.

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