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    The Physical Universe Study Set 2
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    Exam 7: Waves
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    A 80-DB Sound Carries More Energy Than a 40-DB Sound
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A 80-DB Sound Carries More Energy Than a 40-DB Sound

Question 28

Question 28

Multiple Choice

A 80-dB sound carries more energy than a 40-dB sound by a factor of


A) 2.
B) 40.
C) 400.
D) 10,000.

Correct Answer:

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