How Much Energy Is Transferred to Each Eardrum in One Second
Question # 00766282
Posted By:
Updated on: 06/23/2020 09:41 AM Due on: 07/07/2020
1) At a rock concert, the sound intensity 1.0 m in front of the bank of loudspeakers is 0.10 W/m^2. A fan is 30 m from the loudspeakers. Her eardrums have a diameter of 8.4 mm.How much energy is transferred to each eardrum in one second?
E=______J
2) A wave travels along a string at speed 267 m/s. What will be the speed if the string is replaced by one made of the same material and under the same tension but having twice the radius.
v=____m/s
-
Rating:
/5
