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How voltage control current in jfet?

Answer:
The gate voltage controls the extent of depletion layer and thereby controls the width of the channel. As the width of the channel varies, current also varies. Width of the channel is inversly proportional to drain current.
Contributor: Nebin
First answer by Nebin Nazar. Last edit by Nebin Nazar. Contributor trust: 24 [recommend contributor recommended]. Question popularity: 4 [recommend question].

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