For a MOS capacitor fabricated on a p-type semiconductor,

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For a MOS capacitor fabricated on a p-type semiconductor, strong inversion occur when—

1. Surface potential equals to fermi potential
2. Surface potential is zero
3. Surface potential is negative and equal to fermi potential in magnitude
4. Surface potential is positive and equal to twice the fermi potential

Correct Option: C

For a MOS capacitor fabricated on a p-type semiconductor, strong inversion occur when surface potential is negative and equal to the fermi potential in magnitude.