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https://texercises.com/exercise/increasing-distance/
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Exercise:
The distance to a loudspeaker is increased by percO. Calculate how the sound ensity level decreases.

Solution:
The sound ensity is inversely proportional to the square of the distance: fracI'I fracAA' leftfracrr'right^ It follows for the change in sound ensity level Deltabeta logfracI'I logleftfracrr'right^ dbeF decibeltimeslogfracfactorP dbe approx resultdbeP
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Exercise:
The distance to a loudspeaker is increased by percO. Calculate how the sound ensity level decreases.

Solution:
The sound ensity is inversely proportional to the square of the distance: fracI'I fracAA' leftfracrr'right^ It follows for the change in sound ensity level Deltabeta logfracI'I logleftfracrr'right^ dbeF decibeltimeslogfracfactorP dbe approx resultdbeP
Contained in these collections:
  1. 13 | 16
  2. 3 | 7
  3. 15 | 19

Attributes & Decorations
Tags
decibel, loudness, sound, sound intensity, sound intensity level
Content image
Difficulty
(2, default)
Points
0 (default)
Language
ENG (English)
Type
Calculative / Quantity
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Decoration
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Link