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If amplitude of waves at distance r from a point source is A, the amplitude at a distance 2r will be
detailed solution
Correct option is C
I∝a2∝1d2⇒a∝1dTalk to our academic expert!
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Two loud speakers are being compared, and one is perceived to be 32 times louder than the other. What will be the difference in intensity levels between the two when measured in decibels?
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