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A carrier wave of amplitude 15 V is modu...

A carrier wave of amplitude 15 V is modulated by a sinusoidal base band signal of amplitude 3 V.The ratio of maximum amplitude to minimum amplitude in an amplitude modulated

A

44960

B

5

C

1

D

2

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A carrier wave with amplitude of 250 V is amplitude modulated by a sinusoidal base band signal of amplitude 150 V. The ratio of minimum amplitude to maximum amplitude for the amplitude modulated wave is 50 : x, then value of x is _________ .

A carrier wave with amplitude of 250 V is amplitude modulated by a sinusoidal base band signal of amplitude 150 V. The ratio of minimum amplitude to maximum amplitude for the amplitude modulated wave is 50 : x, then value of x is _________ .

In amplitude modulation

In amplitude modulation

Amplitude Modulation

If a carrier wave of amplitude 10mV is modulated by an audio signal of amplitude 2mV , then amplitude of LSF or USF is given by

If a carrier wave of amplitude 20mV is modulated by an audio signal of amplitude 4mV , then amplitude of LSF or USF is given by

A sinusoidal carrier wave of amplitude 40 V is amplitude modulated by a sinusoidal signal voltage. What is the amplitude of each side band if the modulation index is 25%.

When a sinusoidal carrier wave of voltage amplitude 3 kV is amplitude modulated by a sinusoidal signal voltage, two side bands each of amplitude 600 V are produced. What is the modulation index ?

Explain the term , 'amplitude modulation' of a signal . For an amplitude modulated wave, the maximum amplitude is 10 V and the minimum amplitude is 2 V.Calculate the modulation index.

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