How many of the following are components of a CRT? (i) Electron Gun (ii) Control Electrode (iii)…
All four listed components belong to a CRT. The electron gun produces the beam, the control electrode regulates it, and the focusing electrode concentrates it. The…
Choose your answer
How many of the following are components of a CRT?
(i) Electron Gun
(ii) Control Electrode
(iii) Focusing electrode
(iv) Phosphor coated screen
Answer and explanation
Correct answer C
All four listed components belong to a CRT. The electron gun produces the beam, the control electrode regulates it, and the focusing electrode concentrates it. The phosphor-coated screen emits visible light when struck by electrons.
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Himachal Pradesh SET (HP SET)