Physics·MCQ Practice

p-n Junction — MCQ Practice

NEET UG
Version 1Updated 23 Mar 2026

Interactive MCQ Practice

Test your knowledge. Click “Solve” to reveal options, select your answer, then check the result. 6 questions available.

Q1easy

A p-n junction diode is connected to a battery. If the p-side is connected to the positive terminal and the n-side to the negative terminal, which of the following statements is TRUE?

Q2easy

For a silicon p-n junction diode, the barrier potential is approximately 0.7,V0.7,\text{V}. If a forward bias of 0.5,V0.5,\text{V} is applied, what is the effective barrier potential across the junction?

Q3medium

Which of the following statements is INCORRECT regarding the reverse bias condition of a p-n junction?

Q4easy

The reverse saturation current in a p-n junction diode is primarily due to:

Q5easy

The knee voltage (cut-in voltage) for a germanium p-n junction diode is approximately:

Q6medium

Which of the following phenomena is NOT a characteristic of Zener breakdown?

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