In a p-n junction, which type of charge carriers are predominant in the p-type r

Practice Questions

Q1
In a p-n junction, which type of charge carriers are predominant in the p-type region? (2019)
  1. Electrons
  2. Holes
  3. Protons
  4. Neutrons

Questions & Step-by-Step Solutions

In a p-n junction, which type of charge carriers are predominant in the p-type region? (2019)
  • Step 1: Understand what a p-n junction is. It is a boundary between two types of semiconductor materials: p-type and n-type.
  • Step 2: Know that p-type semiconductors are created by adding certain materials (dopants) that have fewer electrons than the semiconductor itself.
  • Step 3: Recognize that in p-type materials, the absence of electrons creates 'holes'.
  • Step 4: Realize that these holes act as positive charge carriers because they can accept electrons.
  • Step 5: Conclude that in the p-type region, holes are the predominant charge carriers.
No concepts available.
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