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The ratio of amplitude of two waves is 3:4. What is the ratio of their : 1. loudness

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The ratio of amplitude of two waves is 3:4. What is the ratio of their : 

1. loudness 

2. frequencies?

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1. Let a1 and a2 be the amplitudes and I, and I2 be the intensities of the two waves.

 

2. Frequency is the number of waves formed per second. It only depends on time period. Thus, the ratio of their frequencies is 1:1.

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