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Conversion formula for converting amplitude ratio (AR) into decibels is ________________?
A. Decibel = 20 log10 (AR)Correct Answer
B. Decibel = 20 loge (AR)
C. Decibel = 20 log10 (AR)0.5
D. Decibel = 20 loge (AR)0.5
Correct Option: A. Decibel = 20 log10 (AR)
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