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A dog barks at a sound level of 60 dB. Three additional equa…
A dog barks at a sound level of 60 dB. Three additional equally loud dogs join in. What is the new sound level in dB?Threshold of hearing = 10-12 W/m2
A dog barks at a sound level of 60 dB. Three additional equa…
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Which of the following is NOT a risk factors for patellar fa…