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.

26 Solved Questions • 20 Mins Practice • Updated for 2026 Competitive Exams
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P-N Junction Diode constitutes an essential examination topic within Physics, evaluating theoretical principles, historical context, and practical problem-solving applications. On MCQsMind, candidates practice verified past-paper solutions, conceptual breakdowns, and syllabus-aligned questions tailored for CSS, PMS, and competitive screening examinations.

Welcome to the verified preparation module for Electronics & Semiconductor Devices on McqsMind. This comprehensive set offers solved multiple-choice questions with answers, detailed explanations, and authentic past-paper style questions aligned with the latest syllabus of Electronics & Semiconductor Devices (Physics).

100% Verified Answer Keys CSS, PMS, FPSC, PPSC, NTS Ready 2026/2027 Syllabus Guidelines

Solved Questions

Practice with answers, explanations, and exam-focused revision notes.

26 MCQs Page 2

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11
On increasing the reverse bias to a large value in a P-N junction, diode current
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12
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13
If the base-emitter junction is forward-biased and base-collector junction is reverse-biased, then BJT is in
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14
In rectifiers, silicon junction diodes are preferred to germinimum type because
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15
126. If the forward voltage in a diode is increased, the width of the depletion region
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16
A complete amplifier circuit made on a silicon chip and enclosed in a small capsule is
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17
44. If the forward voltage in a p-n junction is increased, the length of the depletion layer will
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18
5. When a p-n junction is forward biased
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19
In the depletion region of an unbiased P-N junction diode there are
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20
The p-n junction diode works as insulator when connected
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Pedagogical Syllabus Blueprint

P-N Junction Diode MCQs: Preparation Strategy & Exam Blueprint

Examination Weightage & Commission Distribution

In Pakistan's premier competitive examinations—including the Federal Public Service Commission (FPSC General Recruitment & CSS MPT), Punjab Public Service Commission (PPSC Lecturer, Tehsildar & PMS Screening), KPPSC, SPSC, and BPSC—questions derived from P-N Junction Diode MCQs consistently constitute a decisive 10% to 25% weightage of the Electronics & Semiconductor Devices paper. Testing agencies frequently evaluate both foundational factual recall and deeper analytical comprehension, requiring aspirants to master key dates, statutory articles, constitutional clauses, and thematic definitions.

High-Yield Conceptual Pillars & Distractor Analysis

Historical trend analysis across past five-year examination cycles demonstrates that examiner traps frequently involve closely matched numerical alternatives, chronologically contiguous treaties, and semantic subtleties in statutory phraseology. When preparing P-N Junction Diode MCQs, candidates must deliberately review the underlying rationale provided for every question rather than merely memorizing raw answer options. Understanding why incorrect distractors fail is the most reliable predictor of achieving top percentiles in computerized and optical mark recognition (OMR) screening tests.

Negative Marking Mitigation & Time Management Protocol

For examinations enforcing negative marking penalties (such as PPSC's 0.25-mark deduction per erroneous response or NTS gatekeeper quotas), an aggressive elimination technique must be deployed. Candidates should systematically rule out improbable options first to elevate probability thresholds from 25% to 50% or 100%. Allocating an average of 45 to 60 seconds per item during mock trials builds the psychological stamina and cognitive precision required to complete 100-question papers within official 90-minute time limits.

Recommended Reference Sources & Statutory Reading

To achieve definitive conceptual mastery in Physics, candidates are advised to cross-reference our solved explanations with primary gazettes, statutory texts, and canonical academic textbooks. Verifying controversial questions against authentic official repositories guarantees that prospective civil servants and professional candidates present incontestable answers during both optical paper evaluations and viva voce departmental interviews.