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USE THE PROVIDED FORMULA USE THE PROVIDED FORMULA USE THE PROVIDED FORMULA During an 8 hr period, a factory employee is exposed to 81 dBA

USE THE PROVIDED FORMULA

USE THE PROVIDED FORMULA

USE THE PROVIDED FORMULA

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During an 8 hr period, a factory employee is exposed to 81 dBA for the first 2 hr, 97 dBA for the next 2 hr, 66 dBA during lunch (1 hr), and 90 dBA for the remaining 3 hr. Given: Leg.h = 10 x log[(1/T) x { 10 Lpi/10 x sti] Dose (D) = { Ati (hr) / Ti Leg = 85 + 10 log {D / (12.5 x T)} = = (a) Calculate the Leg for the 8 hr exposure (b) Calculate the noise dose (D)

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