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    Question 10 of the 2011 Paper

    10 (a) The intensity I, measured in watt/m2, of a sound is given by I = 10–12 × e0.1L , where L is the loudness of the sound in decibels. (i) If the loudness of a sound at a concert is 110 decibels, find the intensity of the sound. Give your answer in scientific notation. 1 (ii) Ear damage...
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