(II) A fireworks shell explodes 100 m above the ground,
Chapter 12, Problem 16P(choose chapter or problem)
(II) A fireworks shell explodes 100 m above the ground, creating colorful sparks. How much greater is the sound level of the explosion for a person at a point directly below the explosion than for a person a horizontal distance of 200 m away (Fig. 12–34)?
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