Two waves have the same pitch but their amplitudes are in the ratio of 1 : 2. Draw figure to show the two waves
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1. Consider two waves of the same pitch having amplitude as A1 and A2 .
2.Let the loudness of both the waves be L1 and L 2.
3. It is known that loudness is directly proportional to square of the amplitude.
4. Thus, the loudness of both the wave are in ratio of 1:9 .
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