a
depends on the square of the amplitude of the vibrating body
b
is proportional to the distance of the observer from the source of the sound
c
is greatest in vacuum
d
is dependent in vacuum
Explanation
Correct Option
aNo explanation available
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pearljacie
1 year ago
loudness refers to the magnitude of sensationit depends on amplitude. pitch depends on frequency while quality or timbre depends on overtones or hamonics.
