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P-N Junction Diode MCQs

Prepare for P-N Junction Diode MCQs with verified questions, past-paper solutions, and conceptual explanations for CSS, PMS, FPSC, PPSC, and NTS examinations.

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Topic Notes: P-N Junction Diode

These notes summarize the key preparation context before you attempt the MCQs. Review the topic focus, then practice the questions below with answers and explanations.

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Master P-N Junction Diode MCQs for Competitive Exams with our comprehensive, verified question bank. Designed for students and competitive exam aspirants across Pakistan, this study resource provides topic-wise practice questions for CSS, PMS, FPSC, PPSC, SPSC, KPPSC, BPSC, NTS, and university entry tests.

Exam Focus
Aligned with FPSC, PPSC, and CSS syllabus criteria for P-N Junction Diode.
Past Papers
Includes frequently repeated questions from past examinations.
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Preparation Guide & Key Focus Areas for P-N Junction Diode MCQs

When preparing for P-N Junction Diode MCQs (Physics), focus on core definitions, historical timelines, relevant provisions, and commonly tested factual points. Review each question below, test your knowledge against the given options, and inspect the detailed explanation to solidify your understanding.

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11
On increasing the reverse bias to a large value in a P-N junction, diode current
12
A PN-Junction cannot be used as:
13
If the base-emitter junction is forward-biased and base-collector junction is reverse-biased, then BJT is in
14
In rectifiers, silicon junction diodes are preferred to germinimum type because
15
126. If the forward voltage in a diode is increased, the width of the depletion region
16
A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is
17
44. If the forward voltage in a p-n junction is increased, the length of the depletion layer will
18
5. When a p-n junction is forward biased
19
In the depletion region of an unbiased P-N junction diode there are
20
The p-n junction diode works as insulator when connected