Daily Question, 2015.9.30 (EIA Discussion): 3 Wealth points as a reward for replying, plus 5 Wealth points for the correct answer (single-choice question)
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The equivalent continuous A-weighted sound level is calculated by using () to determine the variations in different A-weighted sound levels over a certain period of time. A. Arithmetic mean method B. Weighted average method C. Geometric mean method D. Energy average method Correct answer: D
The equivalent continuous A-weighted sound level is calculated by using the (D. energy averaging method) to account for the variations in different A-weighted sound levels during a certain period of time.
The equivalent continuous A-weighted sound level is calculated by using (D) to determine the variations in different A-weighted sound levels over a certain period of time. A. Arithmetic mean method B. Weighted average method C. Geometric mean method D. Energy average method
The equivalent continuous A-weighted sound level is calculated by using (D) to determine the variations in different A-weighted sound levels over a certain period of time. A. Arithmetic mean method B. Weighted average method C. Geometric mean method D. Energy average method
The equivalent continuous A-weighted sound level is calculated by using (B) to determine the variations in different A-weighted sound levels over a certain period of time. A. Arithmetic mean method B. Weighted average method C. Geometric mean method D. Energy average method
D should be chosen; I have no idea at all.
The equivalent continuous sound level is calculated using (A) to represent the variations in different sound levels experienced over a certain period of time. A. Arithmetic mean method B. Weighted average method C. Geometric mean method D. Energy average method
The equivalent continuous A-weighted sound level is calculated by using the (D. energy averaging method) to account for the variations in different A-weighted sound levels during a certain period of time.