Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
ELECTRONIC DEVICES
Question #90625
Back to Home
View All ELECTRONIC DEVICES Questions
39 Views
Question
What is the main reason vacuum is maintained inside a vacuum tube?
A. To increase pressure
B. To allow sound transmission
C. To ensure electrons travel without obstruction
D. To enhance light emission
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In what way does the design of a microscope differ from that of a telescope regarding object distanc...
21
What is the speed of light in water if the refractive index is 1.33?
45
What is the stopping potential when the maximum kinetic energy of photoelectrons is 2.0 eV?
44