Grade 12th pass10 grade science
Unit of loudness is:
A. phon
B. Bel
C. both
D. none
Unit of loudness is:
A. phon
B. Bel
C. both
D. none
1 Answer
Yash Patari
Therefore, loudness is measured by the amplitude and its SI unit is phon. Hence, the correct option is (A).
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