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 #90561
Back to Home
View All ELECTRONIC DEVICES Questions
9 Views
Question
What is the primary source of electrons in a vacuum tube?
A. Anode
B. Heated cathode
C. Control grid
D. Glass envelope
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the energy gap of silicon as mentioned in the text?
2
What is the volume of one mole of an ideal gas at 0°C and 1 atm?
10
What is the band gap energy for metals approximately equal to?
5
Which former Chief Minister of Jammu and Kashmir met the Lieutenant Governor Manoj Sinha to discuss ...
(Current Affairs)
20
Which Indian industry body has called for a national strategy on critical materials to secure electr...
(Current Affairs)
11