Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Semiconductors and Electronic Devices

Question:

In a semiconductor, the concentration of electrons is $8 × 10^{14}/cm^3$ and that of the holes is $5 × 10^{12} cm^3$. The semiconductor is –

Options:

P-type

N-type

Intrinsic

PNP-type

Correct Answer:

N-type

Explanation:

Since $n_e > n_h$, the semiconductor is N-type