#### A PN- junction has a thickness of the order of Option 1) Option 2) Option 3) Option 4)

As we learnt in

P-N junction -

When p type semiconductor is mixed with N - type semiconductor, P-N junction formed

- wherein

There is very thin region (of the order of micro meter) called depution region.

The thickness of PN junction i.e. the depletion region is of the order of

Option 1)

Incorrect

Option 2)

Incorrect

Option 3)

Correct

Option 4)

Incorrect