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scoundrel [369]
2 years ago
11

L = loudness, in decibels (dB); I = sound intensity, in watts/m2; I0 = 10−12 watts/m2 The loudness of a jack hammer is 96 dB. It

s sound intensity is about. The loudness of a compactor is 94 dB. Its sound intensity is about.
Mathematics
2 answers:
MakcuM [25]2 years ago
6 0

Answer:

The loudness of a jack hammer is 96 dB. Its sound intensity is about

0.004

The loudness of a compactor is 94 dB. Its sound intensity is about

0.0025

Step-by-step explanation:

Nat2105 [25]2 years ago
4 0

The loudness of a jack hammer is 96 dB. Its sound intensity is about <u>0.004</u>.

The loudness of a compactor is 94 dB. Its sound intensity is about <u>0.0025</u>.

The sound intensity of the jack hammer is about <u>1.6 </u>times the sound intensity of the compactor.

The loudness of a pile driver is 112 dB. About how many times the sound intensity of the jackhammer is the sound intensity of a pile driver? Round to the nearest ten. <u>40</u>

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Move all terms containing x to the left, all other terms to the right.

Add '-2y' to each side of the equation.
7x + 2y + -2y = 16 + -2y

Combine like terms: 2y + -2y = 0
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