Which of the following is/are the limita...

Which of the following is/are the limitations of amplitude modulation?

Clear reception

High efficiency

Small operating range

Good audio quality

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AAKASH SERIES-COMMUNICATION SYSTEM -LECTURE SHEET (LEVEL - I) (MAIN) (EXERCISE - III) (Straight Objective & More than one Correct Answer Type Questions)

In AM wave, carrier power is given by-
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In AM wave total power of side bands is given by :
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Fraction of total power carried by side bands is given by-
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Modulation factor determines-
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if the maximum and minimum voltage of AM wave are V(max) and V(min), r...
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When m=1 ,power carried by side bands is:
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Which of the following is/are the limitations of amplitude modulation?
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Degree of modulation-
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A signal wave of frequency 12KHz is modulated with a carrier wave of f...
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The antenna current of an AM transmitter is 8A when only the carrier i...
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A 1kW signal is transmitted using a communication channel which provid...
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A speech signal of 3 KHz is used to modulate a carrier signal of frequ...
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A message signal of frequency omega(m) is superposed on a carrier wave...
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1-V characteristics of four devices are shown in figure. Identif...
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A male voice after modulation transmission sounds like that of a femal...
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Identify the mathematical expression for amplitude modulated wave.
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Audio sine waves of 3 kHz frequency are used to amplitude modulate a c...
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The frequency response curve (figure) for the filter circuit used for ...
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In amplitude modulation, the modulation index m, is kept less than or ...
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An amplitude modulated wave is as shown in Fig. Which of the foll...
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