1.

In a-p-n junction, the thickness of the depletion layer is 110^-6m. If the potential difference across it is 0.2 V, then the electric field set up across the junction is

Answer»

`10^6V//m`
`2xx10^5V//m`
`10^6V//m`
`10^5V//m`

ANSWER :B


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