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Write two advantages of frequency m...

Write two advantages of frequency modulation over amplitude modulation.

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**Step-by-Step Solution:** 1. **Understanding Frequency Modulation (FM) and Amplitude Modulation (AM)**: - Frequency Modulation (FM) is a technique used in electronic communication, most commonly for transmitting information over a radio carrier wave by varying the frequency of the wave. - Amplitude Modulation (AM) is a technique where the amplitude of the carrier wave is varied in proportion to the waveform being sent. 2. **Advantage 1: High Efficiency**: - FM is more efficient in terms of power usage compared to AM. In FM, the transmitted power remains constant regardless of the amplitude of the modulating signal. This results in better utilization of the available power. ...
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A carrier wave of frequency 1.5 MHz and amplitude 50 V is modulated by a sinusoidal wave of frequency 10KHz producing 50% amplitude modulation. Calculate the amplitude of the AM wave and frequencies of the side bands produced.

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A speech signal of 3 kHz is used to modulate a carrier signal of frequency 1 MHz , using amplitude modulation. The frequencies of the side bands will be