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Q1: (50 Mark) Given the following noise data, calculate LAeq, L10, L50,L90, Nc and Lap: Time(sec) SPL(dBA) 10 70 20 50 30 65 40

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Q1: (50 Mark) Given the following noise data, calculate LAeq, L10, L50,L90, Nc and Lap: Time(sec) SPL(dBA) 10 70 20 50 30 65 40 60 50 55 60 65 70 60 80 55 90 70 100 50

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