NCERT · Class 12 · Physics · Semiconductor ElectronicsIn an n-p-n transistor, the majority charge carriers in the base region are:
Step-by-Step Solution
In an n-p-n transistor, the base is a p-type semiconductor. By definition, in any p-type material, holes are the majority charge carriers, while electrons are the minority charge carriers.
Detailed Options Breakdown
Option : Free electrons
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Semiconductor Electronics.
Option 1: Holes (Correct Answer)
Correct choice. Refer to the step-by-step verified solution guidelines above for details.
Option 2: Protons
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Semiconductor Electronics.
Option 3: Neutrons
Incorrect choice. This distractor represents a common misunderstanding of the core principles of Semiconductor Electronics.
💡 Study Guide: This question tests core syllabus concepts from Semiconductor Electronics. For formulas, key summaries, and mock exam reference guides, read the full Semiconductor Electronics Revision Notes.