NEET Physics: Electronic Devices — MCQ Test 8

Q6. The diffusion current in a p-n junction is due to:

Q7. Which of the following is NOT a pentavalent dopant?

Q8. The diode in a half-wave rectifier conducts during:

Q9. The output of a full-wave rectifier without a filter is:

Q10. A diode in reverse bias primarily allows current due to:

NEET Physics — Electronic Devices

Free MCQ Test 8 of 9

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A p-type semiconductor is doped with:

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Physics preparation, focusing specifically on the chapter Electronic Devices. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Semiconductor, Junction, Formation, Depletion, Increases, and Advantage.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. A p-type semiconductor is doped with:

  • A. Pentavalent atoms
  • B. Trivalent atoms
  • C. Tetravalent atoms
  • D. Divalent atoms

Q2. During p-n junction formation, the depletion region is formed due to:

  • A. Drift of minority carriers
  • B. Thermal generation
  • C. Diffusion of charge carriers
  • D. Recombination of carriers

Q3. The reverse current in a diode increases sharply at:

  • A. Threshold voltage
  • B. Forward bias voltage
  • C. Breakdown voltage
  • D. Equilibrium voltage

Q4. The primary advantage of a semiconductor diode over a vacuum tube is:

  • A. High power consumption
  • B. Large size
  • C. High operating voltage
  • D. Long life and reliability

Q5. In a half-wave rectifier, the output frequency is:

  • A. Equal to the input frequency
  • B. Twice the input frequency
  • C. Half the input frequency
  • D. Zero

+ 5 more questions in the actual test

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