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If One-Half of the Members of a Symphony Orchestra Are

Question 4

Multiple Choice

If one-half of the members of a symphony orchestra are absent because of head colds,thus reducing the overall intensity of sound by 50%,what will be the reduction in the decibel level?


A) 17.0 dB
B) 20.0 dB
C) 6.9 dB
D) 3.0 dB
E) ​6.9 dB

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