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If AM radio station increases its modulation index then the audio gets louder at the receiver.

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If AM radio station increases its modulation index then the audio gets louder at the receiver.

(a) True

(b) False

This question was addressed to me in an online interview.

I need to ask this question from Demodulation of VSB Modulated Wave in chapter VSB Modulation of Analog Communications

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Correct choice is (a) True

For explanation: Modulation index tells us the amount by which the carrier wave is varied with respect to the message signal. If we increase the modulation index then audio signal gets louder.

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