TVs have cathode ray tube, which work on the cathode rays that hit the TV screen providing different colors. This is automated by the the signals that come from cable lines or other possible sources. The audio on the other hand is automated by the electromagnetic signals in the speaker.
JEE is not for the regular cramming kinda people but is rather for the people who think about things to the core level and they are the ones who actually excel in life.
Moderation Team
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