2 years ago

PLEASE HELP!! I WILL MARK BRAINLIST

Physics

1 answer:

Stella [2.4K]2 years ago

3 0

sound wave amplitude

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A speaker emits sound waves in all directions, and at a distance of 28 m from it the intensity level is 73 db. What is the total

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Answer:

P=0.197 Watt

Explanation:

Given That

B=73dB

Io= 1 * 10^-12

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The work done on a box is 532 joules. The force applied to the box was 48 N. What was the displacement of the box? *

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d ≈ 11 m

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