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 #90582
Back to Home
View All ELECTRONIC DEVICES Questions
17 Views
Question
What is the primary mechanism of electron emission in vacuum tubes?
A. Field emission
B. Secondary emission
C. Photoemission
D. Thermionic emission
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the condition for diode conduction in the positive half-cycle of AC input?
14
What is the primary mechanism of conduction in p-type semiconductors?
14
Why don't valence electrons conduct electricity at absolute zero in semiconductors?
18
Which Indian state government is focusing on skilling aligned with AI and semiconductors?
(Current Affairs)
211
Why has the Shri Mata Vaishno Devi Yatra been suspended since August 26, 2025?
(Current Affairs)
29