
Physics
1st Edition
ISBN: 9780133256925
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Textbook solutions
All Solutions
Page 517: Practice Problems
Exercise 52
Step 1
1 of 2
An increase of 10 dB of sound intensity level means that the sound power is multiplied 10 times.
Therefore, to increase the intensity level by 20 dB, the number of pig caller required is
$$
10times 10=100;pig;callers
$$
Result
2 of 2
$$
100
$$
100
$$
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