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How can the noise be reduced in AM signal?

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in Physics – Class 12 by (135k points)
How can the noise be reduced in AM signal?

(a) Increasing amplitude

(b) Increasing wavelength

(c) Increasing bandwidth

(d) Increasing frequency deviation

I got this question in a job interview.

My question is taken from Communication Systems topic in portion Communication Systems of Physics – Class 12

1 Answer

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Best answer
Correct choice is (d) Increasing frequency deviation

Explanation: Noise is a form of amplitude variations in the transmitted signal due to several factors such as the atmosphere, industries, etc. This noise can be reduced by increasing the deviation of the frequency of the signal.

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