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

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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.

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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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1
72. A gas diode consists of:
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A semiconductor diode conducts only when it is
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A semiconductor device is connected in a series circuit with a battery and a resistance. A current is found to pass through the circuit. If the polarity of the battery is reversed, the current drops almost to zero. The device may be
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A junction between p-type and n-type materials is called
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144. For the given circuit of PN-junction diode, which of the following statements is correct?
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Which of the conditions must be satisfied to operate the transistor in saturation mode?
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For the use of a transistor as an amplifier
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P‑n junction is also known as
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Avalanche breakdown in a PN junction diode is due to
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6. The rectification action of a junction diode is based on the principle that it conducts only when p-n junction is