How does the loudness of a sound vary when the amplitude of vibrations is (a) double (b) tripled
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How does the loudness of a sound vary when the amplitude of vibrations is (a) double (b) tripled
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Answer:
b tripled
Explanation:
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Answer:
1.When amplitude is doubled the loudness increases four time because, the loudness of a sound is proportional to square of the amplitude.
2.if the amplitude is tripled, then the loudness is 9 times increased.
Explanation:
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