Physics, 07.09.2019 18:10 lberries08
A60 year old person has a threshold of hearing of 93.0 db for a sound with frequency f=10,000 hz. by what factor must the intensity of a sound wave of that frequency, audible to a typical young adult, (sound level=43.0 db) be increased so that it is heard by the older person.
Answers: 2
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Since the energy was not raising the temperature of the water during these segments, what was the energy used to do instead? your answer must include an explanation of what is happening to the molecules.
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A60 year old person has a threshold of hearing of 93.0 db for a sound with frequency f=10,000 hz. by...
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