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General Knowledge · Q37

Practice

Competitive Exams · General Knowledge · question 37

Q37

In a color television set using a picture tube a high voltage is used to accelerate electron beams to light the screen. That voltage is about?

A.
500 volts
B.
5 thousand volts
Answer
C.
25 thousand volts
D.
100 thousand volts

Answer: Option B

Solution

Answer: Option B
Solution:
The flyback is usually connected to the system that pulls the electron beam across the screen in one direction to 'paint' a line of the image and then returns in the other direction much faster.