The average sound intensity inside a busy restaurant is 4.9 x 10-5 W/m2. How much energy goes into each ear (area = 1.9 x 10-3 m2) during a one-hour meal?
1
Expert's answer
2012-09-07T09:11:10-0400
Energy = Power * time; time = 3600 seconds, Power = Area * Intensity; Energy = 1.9 * 10^-3 * 4.9 * 10^-5 * 3600 = 33516 * 10^-8 (J).
Numbers and figures are an essential part of our world, necessary for almost everything we do every day. As important…
APPROVED BY CLIENTS
"assignmentexpert.com" is professional group of people in Math subjects! They did assignments in very high level of mathematical modelling in the best quality. Thanks a lot
Comments
Leave a comment