Physics, 30.11.2020 15:20 mahmudabiazp3ekot
A sound wave with a power of 8.8 × 10–4 W leaves a speaker and passes through section A, which has an area of 5.0 m2.
What is the intensity of sound in this area? (Intensity = I = )
1.8 × 10–4 W/m2
1.8 × 10–6 W/m2
1.6 × 10–4 W/m2
1.6 × 10–6 W/m2
Mark this and return
Answers: 3
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A sound wave with a power of 8.8 × 10–4 W leaves a speaker and passes through section A, which has a...
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