Target Exam

CUET

Subject

Physics

Chapter

Moving Charges and Magnetism

Question:

When a semiconductor is doped with a donor impurity, the number of _____.

Options:

the electrons and holes decrease

the electrons and holes increase

the holes decrease and the electrons increase

the holes increase and the electrons decrease

Correct Answer:

the holes decrease and the electrons increase

Explanation:

The correct answer is Option (3) → the holes decrease and the electrons increase