subject
Physics, 22.08.2019 16:10 shamayajohnsonsh5

Aconcert loudspeaker suspended high off the ground emits 25.0 w of sound power. a small microphone with a 0.500 cm^2 area is 55.0 m from the speaker. a. what is the sound intensity at the position of the microphone? express your answer with the appropriate units.
b. how much sound energy impinges on the microphone each second? express your answer with the appropriate units.

ansver
Answers: 3

Other questions on the subject: Physics

image
Physics, 21.06.2019 14:50, Theresab2021
Ingrid wrote the hypothesis below. if the temperature of a liquid increases, the density of the liquid decreases because the particles move farther apart. what are the variables in her hypothesis?
Answers: 3
image
Physics, 21.06.2019 16:20, vnzgirl
Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?
Answers: 1
image
Physics, 22.06.2019 06:00, ayoismeisalex
Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?
Answers: 1
image
Physics, 22.06.2019 07:30, andreaisabela
Carbon-14 is a radioactive element that undergoes beta decay. which force is responsible for allowing carbon-14 to become stable? electromagnetic gravitational weak nuclear strong nuclear
Answers: 2
You know the right answer?
Aconcert loudspeaker suspended high off the ground emits 25.0 w of sound power. a small microphone w...

Questions in other subjects:

Konu
Mathematics, 28.11.2020 04:50
Konu
Mathematics, 28.11.2020 04:50
Konu
Health, 28.11.2020 04:50