When Kimiko was playing her stereo at 30 decibels and she turned it up to 33...
When Kimiko was playing her stereo at 30 decibels and she turned it up to 33 decibels, she could notice that it was louder. If Kimiko's stereo were playing at 60 decibels, what should her just noticeable difference be?
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4.5 decibels, 50% more than it was at 30 decibels |
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6 decibels, twice as much as it was at 30 decibels |
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3 decibels, the same as it was at 30 decibels |
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1.5 decibels, half as much as it was at 30 decibels |
Homework Answers
When Kimiko was playing her stereo at 30 decibels and .................................................................................................
ANSWER- 6 decibels, twice as much as it was at 30 decibels.
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