How much louder is 80 phons over 60 phons? A. 1000 times B.4 times louder C. 100 times D. Twice as loud

How much louder is 80 phons over 60 phons?
A. 1000 times
B.4 times louder
C. 100 times
D. Twice as loud
by

1 Answer

Answer :

B.4 times louder
by

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