At a concert, a person is standing 2.00 m from a speaker, where the sound intensity...

Question

Question

Answer 1

Answer #1

Intensity is oly distance. inversaly proportional to square IL 1 r2 Than I 2 2 - 2 Iz (02) Il 2 0.120 (32) 2 -) I = u x 0.120

Answer 2

Similar Homework Help Questions

At a concert, a person is standing 2.00 m from a speaker, where the sound intensity...

At a concert, a person is standing 2.00 m from a speaker, where the sound intensity is 0.120 W/m2. Another person is 32.0m from the speaker. Assume the sound is emitted equally in all directions. lo = 1.00 x 10-12 W/m2 a) What is the intensity in W/m2 at 32.0 m from the speaker? b) What is the sound level in dB at 32.0 m from the speaker? The intensity is 7.50 x 10-3 W/m2 The intensity is 3.00 x...
At a concert, a person is standing 2.00 m from a speaker, where the sound intensity...

At a concert, a person is standing 2.00 m from a speaker, where the sound intensity is 0.120 W/m2. Another person is 32.0 m from the speaker. Assume the sound is emitted equally in all directions. I0 = 1.00 x 10-12 W/m2 a) What is the intensity in W/m2 at 32.0 m from the speaker? b) What is the sound level in dB at 32.0 m from the speaker? A. The intensity is 7.50 x 10-3 W/m2 B. The intensity...
At a concert, a person is standing 2.00 m from a speaker, where the sound intensity...

At a concert, a person is standing 2.00 m from a speaker, where the sound intensity is 0.120 W/m? Another person is 32,0 m from the speaker. Assume the sound is emitted equally in all directions to -1.00 x 10-12 W/m2 a) What is the intensity in Wim? at 32.0 m from the speaker? b) What is the sound level in dB at 32.0 m from the speaker? ОА The intensity is 7.50 x 10 wim? DB The intensity is...

QUESTION 6 A. At a concert, a person is standing 2.00 m from a speaker, where...

QUESTION 6 A. At a concert, a person is standing 2.00 m from a speaker, where the sound intensity is 0.120 W/m2. Another person is 32.0 m from the speaker. Assume the sound is emitted equally in all directions. 10 = 1.00 x 10-12 W/m2 a) What is the intensity in W/m2 at 32.0 m from the speaker? b) What is the sound level in dB at 32.0 m from the speaker? "The intensity is 7.50 x 10-3 W/m2 The...
A person standing 1.05 m from a portable speaker hears its sound at an intensity of...

A person standing 1.05 m from a portable speaker hears its sound at an intensity of 6.30 x 10-3 W/m2 a) Find the corresponding decibel level. (Answer in dB). b) Find the sound intensity (in W/m2 ) at a distance of 42.0 m, assuming the sound propagates as a spherical wave. ( answer in W/m2 ). c) Find the decibel level at a distance of 42.0 m. (answer in dB).
A person standing 1.05 m from a portable speaker hears its sound at an intensity of...

A person standing 1.05 m from a portable speaker hears its sound at an intensity of 7.90 ✕ 10−3 W/m2. (a) Find the corresponding decibel level. ____ dB (b) Find the sound intensity (in W/m2) at a distance of 39.0 m, assuming the sound propagates as a spherical wave. ____ W/m2 (c) Find the decibel level at a distance of 39.0 m.

You stand 30 m from a large speaker at a concert, and the intensity of the...

You stand 30 m from a large speaker at a concert, and the intensity of the sound you hear from that speaker is 4×10−2 W/m2 . How much power is the speaker emitting? What is the intensity of the sound from the speaker at a distance of 60 m ? The pain threshold for humans is a sound intensity level of about 120dB. At what distance from this speaker would the sound be painful?
going to an outdoor concert, and you'll be standing near a You are speaker that emits...

going to an outdoor concert, and you'll be standing near a You are speaker that emits 50 W of acoustic power as a spherical wave. What minimum distance should you be from the speaker to keep the sound intensity level below 94 dB? Express your answer to two significant figures and include the appropriate units.
Miranda is measuring the sound intensity level for a speaker by holding a sound level meter....

Miranda is measuring the sound intensity level for a speaker by holding a sound level meter. The intensity of the sound wave at her location is 2.6e-07 W/m2. (a) What is the sound intensity level (SIL) recorded on the meter at Miranda's location? i got the answer of 54.14dB (b) The volume of the speaker is turned down until the intensity of the sound being produced decreases by a factor of 150. What does Miranda's sound level meter read now?...

Question 6 A person stands 2 metres from a speaker at a concert. They hear a...

Question 6 A person stands 2 metres from a speaker at a concert. They hear a sound of intensity I. If the person moves to a distance of 8 metres from the speaker, what intensity do they hear? Site PHYSIQUIP