Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Semiconductors and Electronic Devices

Question:

A semiconductor is known to have an electron concentration of $8 × 10^{13}$ per cm3 and hole concentration of $5 × 10^{12}$ per cm3. The semiconductor is -

Options:

n-type

p-type

intrinsic

none of these

Correct Answer:

n-type

Explanation:

No. of e–s > No. of holes

So it is n type