टेलीविज़न कैसे काम करता है?

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टेलीविज़न कैसे काम करता है?



टीवी एक स्क्रीन पर इलेक्ट्रॉनिक सिग्नल के ज़रिए वीडियो और ऑडियो दिखाता है। स्मार्ट टीवी में इंटरनेट से कनेक्टिविटी भी होती है। 

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