Amplitude Modulation

IMPORTANT

Amplitude Modulation: Overview

This topic covers concepts, such as, Amplitude Modulation, Production and Detection of Amplitude Modulated Wave, Linear Modulation Method in AM Circuit & Square Law Modulation Method in AM Circuit etc.

Important Questions on Amplitude Modulation

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The diagram given below shows the block diagram of a detector for AM signals.

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Label the unlabelled boxes in this block diagram indicated by (b) and (c).

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What is the principle of amplitude modulation?

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How amplitude modulation signal is generated?

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How is amplitude modulated wave produced?

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What is Square Law distortion?

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Which filter is used in square law detector?

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What are square law characteristics?

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How does an AM modulator circuit work?

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Is AM linear or nonlinear?

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What is linear modulation techniques?

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What is non linear frequency modulation?

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Why amplitude modulation is called linear modulation?

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What is the process of amplitude modulation?

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What is Square Law modulator?

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What is linear modulation and non-linear modulation?

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What is meant by amplitude modulated wave?

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How is amplitude modulated signal transmitted?

MEDIUM
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In amplitude modulation, bandwidth is _____ maximum frequency of the audio signal.

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Which of the following modes of transmission has the lowest noise immunity?

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Number of amplitude modulation broadcast stations that can be accommodated in a 100 KHz bandwidth if the highest frequency modulating a carrier is 5 KHz, is :-