February 21, 2017

Homework Help: physics

Posted by janine ricca on Tuesday, April 5, 2011 at 4:31pm.

The human eardrum has an area of 5.0×10–5 m2. (a) What is the sound power received when the incident intensity is the minimum perceivable, 1.0×10–12 W/m2? (b) What is the sound power at the eardrum for conversational speech, which has a sound level of 65 dB? (c) What is the sound power at the threshold of pain, 140 dB? answer to all parts in Watts pls. thanks

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions