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What is amplitude modulation ?...

What is amplitude modulation ?

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If the amplitude of carrier wave is varied in accordance with the information signal (audio/video ) then such modulation is called amplitude modulation
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Amplitude modulation has

How is Amplitude modulation produced ?

Statement 1. The process of changing the amplitude of a carrier wave in accordance with the amplitude with the basic voice frequency (VF) or audio signal (AF) is known as amplitude modulation (A.M.) Statement 2. Modulation is the process of variation of some characteristic of a high frequency wave any manner.

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Frequency modulation is preferred over amplitude modulation for transmission of music because

Why is the amplitude of modulating signal kept less than the amplitude of carrier wave?

Mention one advantage of frequency modulation (FM) over amplitude modulation (AM) in communication.

A tuned amplifier circuit is used to generate a carrier frequency of 2MHz for the amplitude modulation. The value of sqrt(LC) is

SUBHASH PUBLICATION-SUPER MODEL QUESTION PAPER ( WITH ANSWERS ) -PART D
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