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In an unbiased p-n junction diode the thickness of the deplection layer is `7xx10^(-6)` m and the potential barrier is 0.7 V . The electric field in t

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In an unbiased p-n junction diode the thickness of the deplection layer is `7xx10^(-6)` m and the potential barrier is 0.7 V . The electric field in this region is
A. `10^(6) V m^(-1)`
B. `10^(5) Vm^(-1)`
C. `10^(-4) Vm^(-1)`
D. `10^(3) Vm^(-1)`
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1 Answer

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Correct Answer - B
`E=V/d =(0.7)/(7xx10^(-6))=1xx10^(5)V//m`
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