When a silicon PN junction is in forward...

When a silicon `PN` junction is in forwards biased condition with series resistance, it has knee voltage of `0.6 V`. Current flow in it is `5 mA`, when `PN` junction is connected with `2.6 V` battery, the value of series resistance is

`100 Omega`

`200 Omega`

`400 Omega`

`500 Omega`

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