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

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1.	Conversion formula for converting amplitude ratio ( AR ) into decibels is
A.	Decibel = 20 log 10 ( AR )
B.	Decibel = 20 log e ( AR )
C.	Decibel = 20 log 10 ( AR ) 0.5
D.	Decibel = 20 log e ( AR ) 0.5
Answer» B. Decibel = 20 log e ( AR )

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