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A carrier wave is modulated by a number of sine waves with modulation indices `0.1`, `0.2`, `0.3`. The total modulation index (`m`) of the waves is

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A carrier wave is modulated by a number of sine waves with modulation indices `0.1`, `0.2`, `0.3`. The total modulation index (`m`) of the waves is
A. `0.6`
B. `0.2`
C. `sqrt(0.14)`
D. `sqrt(0.07)`
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1 Answer

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Correct Answer - C
`m=sqrt(m_(1)^(2)+m_(2)^(2)+m_(3)^(2))`
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