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
ELECTROMAGNETIC WAVES
Question #87439
Back to Home
View All ELECTROMAGNETIC WAVES Questions
9 Views
Question
How do fluorescent lamps produce visible light?
A. By heating a filament
B. By reflecting sunlight
C. By emitting X-rays
D. By ultraviolet radiation exciting phosphor coating
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What role does frequency play in Hertz’s determination of wave speed?
4
Is the conduction current equal to the displacement current in a capacitor in an AC circuit?
8
What is the frequency range of infrared waves?
8
What is the additional run-off factor imposed by the RBI on digital banking-enabled retail deposits ...
(Current Affairs)
16
Who launched the third phase of the Tobacco Free Youth Campaign (TFYC) in Nagaland?
(Current Affairs)
1