In frequency modulation (A) Frequency of carrier wave varies according to the frequency of signal. (B) Frequency of carrier wave varies according to the amplitude of the signal. (C) Frequency of signal varies according to the amplitude of carrier wave. (D) Frequency of signal varies according to the frequency of carrier wave Correct Ans: (B) […]
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Composite, component, RGB are forms of (A) Satellite signals (B) Video signals (C) Audio signals (D) Studio signals Correct Ans: (B) Explanation: Video signals play a crucial role in transmitting visual content. Among the various formats, composite, component, and RGB are widely used in video production and broadcasting. Each format has unique characteristics, impacting video
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_________ is considered as a mechanical medium. (A) Book (B) Newspaper (C) Television (D) Puppetry Correct Ans: (C) Explanation: Television is a mechanical medium because it depends on electronic and mechanical systems for broadcasting. Unlike print media, it does not rely on manual printing methods. Instead, it uses signal transmission, video processing, and broadcasting technologies
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