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Question

Modulation index of an AM signal is ratio of __________ to the _______

a.

Peak carrier amplitude, Peak message signal amplitude

b.

Peak message signal amplitude, Peak carrier amplitude

c.

Carrier signal frequency, Message signal frequency

d.

Message signal frequency, Carrier signal frequency

Answer: (b).Peak message signal amplitude, Peak carrier amplitude

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Q. Modulation index of an AM signal is ratio of __________ to the _______

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