Which of the following is true in the spectrum of a frequency modulated wave? a. the carrier frequency disappears when the modulation index is large b. the carrier frequency cannot dissapear c. the amplitude of any sideband depends on the frequency deviation d. the total number of sidebands depend on the modulation index

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Which of the following is true in the spectrum of a frequency modulated wave?

a. the carrier frequency disappears when the modulation index is large

b. the carrier frequency cannot dissapear

c. the amplitude of any sideband depends on the frequency deviation

d. the total number of sidebands depend on the modulation index

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