Virtual Labs

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Aim

Theory

Pretest

Procedure

Simulation

Posttest

References

Feedback

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In which region of operation do minority carriers dominate near the oxide-semiconductor interface?

a: Accumulation Explanation

Explanation

b: Depletion Explanation

Explanation

c: Inversion Explanation

Explanation

d: Saturation Explanation

Explanation

What determines the capacitance of the oxide layer in a MOS capacitor?

a: Doping concentration of the semiconductor Explanation

Explanation

b: Thickness of the oxide layer and its permittivity Explanation

Explanation

c: Width of the depletion region Explanation

Explanation

d: Applied gate voltage Explanation

Explanation

What happens to the width of the depletion region when a positive gate voltage is applied to a p-type MOS capacitor?

a: It increases Explanation

Explanation

b: It decreases Explanation

Explanation

c: It remains constant Explanation

Explanation

d: It becomes zero Explanation

Explanation

Which condition corresponds to the flat-band voltage in a MOS capacitor?

a: The bands are flat, with no bending in the semiconductor. Explanation

Explanation

b: The inversion layer is fully formed. Explanation

Explanation

c: The oxide-semiconductor interface is highly charged. Explanation

Explanation

d: The depletion region is at its maximum width. Explanation

Explanation

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