An audio system produces a sound with an intensity of 10-3 W/m2. Compute the corresponding intensity level. The threshold of hearing is I0 = 10-12 W/m2. A. 12 dB B. 90 W/m2 C. 90 dB D. 120 W/m2 E. 120 dB
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An audio system produces a sound with an intensity of 10-3 W/m2. Compute the corresponding intensity level. The threshold of hearing is I0 = 10-12 W/m2.
- A. 12 dB
- B. 90 W/m2
- C. 90 dB
- D. 120 W/m2
- E. 120 dB
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