Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Semiconductors and Electronic Devices

Question:

The electrical resistance of depletion layer is high. Why?

Options:

it has no charge carriers

it has few holes as charge carriers

it contains few electrons as charge carriers

it contains few ions as charge carriers

Correct Answer:

it has no charge carriers

Explanation:

The depletion layer has ideally no charge carriers at all which is why its resistance is very high.