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Class 12 Physics Semiconductor Electronics: Materials, Devices and Simple Circuits MCQ and Assertion Questions

CBSE Past Year MCQ Quiz · Class 12 · Physics · CBSE

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Semiconductor Electronics: Materials, Devices and Simple Circuits | 5 questions | about 4 minutes

Practise Semiconductor Electronics: Materials, Devices and Simple Circuits with Teachoo's CBSE Past Year MCQ Quiz (Class 12 · Physics · CBSE). Practise these questions in a free interactive quiz with answer feedback.

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Question 1 of 5
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Question 1 of 5
CBSE Past Year 2026

The process named ‘minority carrier injection’ in a p-n junction diode occurs during :

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Question 2 of 5
CBSE Past Year 2026

Assertion (A) : The conductivity of an n-type semiconductor is higher than that of a p-type semiconductor at a given temperature.

Reason (R) : The electrons being in the conduction band in n-type semiconductor are more mobile than the holes in the valence band in p-type semiconductor.

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Question 3 of 5
CBSE Past Year 2026

In a reversed-biased p-n junction diode, the applied voltage mostly drops across :

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Question 4 of 5
CBSE Past Year 2026

In an unbiased p-n junction, at equilibrium, which of the following statements is true ?

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Question 5 of 5
CBSE Past Year 2026

Which of the following p-n junction diodes is forward biased ?

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