What forms the depletion region in a PN junction?

Quiz on PN Junctions and Diodes

Quiz
•
Other
•
University
•
Hard
Bhavya R
Used 2+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Excess electrons and holes
A region of immobile ions
Conducting carriers
None of the above
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a PN junction at equilibrium, the electric field in the depletion region:
Points from the P-side to the N-side
Points from the N-side to the P-side
Is zero
Oscillates periodically
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the width of the depletion region when the PN junction is forward biased?
Increases
Decreases
Remains the same
Vanishes
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In reverse bias, the current through the PN junction is mainly due to:
Majority carriers
Minority carriers
Depletion region ions
Electrons only
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a PN junction, majority carriers on the N-side are:
Holes
Electrons
Ions
Both electrons and holes
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary effect of forward biasing a PN junction?
Increases the width of the depletion region
Reduces the barrier potential
Increases resistance across the junction
Creates an open circuit
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of current flows in a PN junction under forward bias?
Drift current
Diffusion current
Reverse current
Leakage current
Create a free account and access millions of resources
Similar Resources on Quizizz
10 questions
Alternating Current

Quiz
•
University
10 questions
P-N junction diodes

Quiz
•
12th Grade - University
10 questions
Electronic Symbols and Schematic Diagram

Quiz
•
University
10 questions
Introduction to Power Electronics

Quiz
•
University
20 questions
BJT AC Analysis Round1

Quiz
•
University
10 questions
Semiconductor Power Devices

Quiz
•
University
20 questions
Cygnus Quiz Round 2

Quiz
•
University
10 questions
TRIVIA NIGHT

Quiz
•
University
Popular Resources on Quizizz
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade