Answer: 3. The correct option is: A) 3.57 decibels.
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6. The correct option is: B)
3. Sound intinter-base.netsity is cut to 44% that its initial level. The means, if the original sound intinter-base.netsity to be 100, thinter-base.net currently sound intinter-base.netsity will be 44.
Using the formula
(Rounded to the nearest hundredth)
So, the loudness would be lessened by 3.57 decibels.
6. Givinter-base.net expression is:
First using the building
Now utilizing the formula,
Thus, the answer together a solitary natural logarithm is
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