Question

One important function of electron gun is

• A. It is responsible for producing a fine beam of accelerated electrons which can be focused on the screen.
• B. It is responsible for producing a fine beam of electrons which can be sprayed in all directions.
• C. It is responsible for producing fluorescence on the screen
• D. It is responsible for producing fluorescence on the screen

Answer 1

The correct option is A

It is responsible for producing a fine beam of accelerated electrons which can be focused on the screen.

Electron gun is responsible to produce a fine beam of highly accelerated electrons which can be focused on the screen.