The equation y = 20 log (x/0.00002) measures the intensity of a sound as a function of
Question:
a. What is the intensity of the sound of a humming refrigerator, if it causes 0.00356 Pa of pressure on the eardrum?
b. A noise that causes 20 Pa of pressure on the eardrum brings severe pain to most people. What is the intensity of this noise?
c. Write the inverse function that measures pressure on the eardrum as a function of intensity of a sound.
d. How much pressure on the eardrum is caused by a 90 dB sound?
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Related Book For
Discovering Advanced Algebra An Investigative Approach
ISBN: 978-1559539845
1st edition
Authors: Jerald Murdock, Ellen Kamischke, Eric Kamischke
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