Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
ELECTRONIC DEVICES
Question #91540
Back to Home
View All ELECTRONIC DEVICES Questions
22 Views
Question
What is the origin of free electrons in an n-type semiconductor?
A. Valence band excitation
B. Donor impurity atoms
C. Conduction band holes
D. Atomic nucleus
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which rectifier provides higher average output voltage for the same input?
19
What happens to the valence band in a metal when it is partially empty?
20
What is the typical behavior of donor electrons at room temperature in silicon?
17
Where was the 80-year-old Australian cruise passenger Suzanne Rees found dead in November 2025?
(Current Affairs)
20
Which two clubs were previously exempt from the '50-plus-1' rule due to their company-based origins?
(Current Affairs)
40