Module 4 Electronic Fundamentals Practice Questions - UK CAA Part-66 AME Module 4 - Electronic Fundamentals Exam

What happens to the depletion region width and internal resistance of a PN junction diode when it is reverse-biased?

Depletion region narrows and internal resistance decreases Depletion region widens and internal resistance increases significantly Depletion region remains unchanged while current increases linearly Depletion region collapses completely enabling heavy majority carrier drift

Correct Answer:

Depletion region widens and internal resistance increases significantly

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