Conversion formula for converting amplitude ratio (AR) into decibels – McqOptions

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1.	Conversion formula for converting amplitude ratio (AR) into decibels is
A.	Decibel = 20 log10 (AR)
B.	Decibel = 20 loge (AR)
C.	Decibel = 20 log10 (AR)0.5
D.	Decibel = 20 loge (AR)0.5
Answer» B. Decibel = 20 loge (AR)

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