Question

What is the power of a sound wave (β = 32 dB) passing through an area...

What is the power of a sound wave (β = 32 dB) passing through an area of 12.5 cm2? Suppose the same sound wave passes through an area of 25 cm2. What is its intensity level?

Science   Physics   
0 0
Add a commentTranscribed image text
Next >

Homework Answers

Answer #1

0 0
Know the answer?
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Log In

Sign Up

Not the answer you're looking for?
Ask your own homework help question
Similar Questions
A 60-dB sound wave strikes an eardrum whose area is 5.0×10?5m2. The intensity of the reference...
A 60-dB sound wave strikes an eardrum whose area is 5.0×10?5m2. The intensity of the reference level required to determine the sound level is 1.0×10?12W/m2. 1yr=3.156×107s. How much energy is absorbed by the eardrum per second?At this rate, how long would it take the eardrum to receive a total energy of 1.0 J?
A sound wave has an intensity level of 123.5 dB in air. The density of air...
A sound wave has an intensity level of 123.5 dB in air. The density of air at 20.0°C is ρ = 1.20 kg/m3 (see Table 9.1). The speed of sound in air at 20.0°C is v = 343 m/s. What maximum force does this wave exert on an eardrum of area 0.590 × 10−4 m2? in in mN
A 59-dB sound wave strikes an eardrum whose area is 5.0×10?5m2. The intensity of the reference...
A 59-dB sound wave strikes an eardrum whose area is 5.0×10?5m2. The intensity of the reference level required to determine the sound level is 1.0×10?12W/m2. 1yr=3.156×107s. a) How much energy is absorbed by the eardrum per second? b) At this rate, how long would it take the eardrum to receive a total energy of 1.0 J?
A 58-dB sound wave strikes an eardrum whose area is 5.0×10−5m2. The intensity of the reference...
A 58-dB sound wave strikes an eardrum whose area is 5.0×10−5m2. The intensity of the reference level required to determine the sound level is 1.0×10−12W/m2. 1yr=3.156×107s. Part A: How much energy is absorbed by the eardrum per second? Part B: At this rate, how long would it take the eardrum to receive a total energy of 1.0 J?
Suppose we listen to a 500 Hz sine wave at an SIL of 20 dB. At...
Suppose we listen to a 500 Hz sine wave at an SIL of 20 dB. At what SIL would a 60 Hz sine wave be perceived to be as loud as the 500 Hz sine wave? Group of answer choices 70 dB SIL 20 dB SIL 35 dB SIL 50 dB SIL 90 dB SIL Suppose you record an electric bass guitar and a singer at a concert. Then you go home and listen to your recording at an SIL...
An electronic point source emits sound isotropically at a frequency of 3 × 10^3 Hz and...
An electronic point source emits sound isotropically at a frequency of 3 × 10^3 Hz and a power of 25 watts. A small microphone has an area of 0.72 cm^2 and is located 4.12 meters from the point source. The speed of sound is 343 m/s. What is the sound intensity at the microphone? What is the power intercepted by the microphone? What is the sound intensity level (in dB) at the microphone from this point source? What would be...
An electronic point source emits sound isotropically at a frequency of 3 × 103 Hz and...
An electronic point source emits sound isotropically at a frequency of 3 × 103 Hz and a power of 34 watts. A small microphone has an area of 0.72 cm2 and is located 198 meters from the point source. 1) What is the sound intensity at the microphone ? I = 2) What is the power intercepted by the microphone? Pin = 3) How many minutes will it take for the microphone to recieve 0.2 Joules from this sound? ΔT...
An electronic point source emits sound isotropically at a frequency of 2 × 103 Hz and...
An electronic point source emits sound isotropically at a frequency of 2 × 103 Hz and a power of 29 watts. A small microphone has an area of 0.72 cm2 and is located 150 meters from the point source. 1) What is the sound intensity at the microphone ? I = 2) What is the power intercepted by the microphone? Pin = 3) How many minutes will it take for the microphone to recieve 0.2 Joules from this sound? ΔT...
An electronic point source emits sound isotropically at a frequency of 3 × 103 Hz and...
An electronic point source emits sound isotropically at a frequency of 3 × 103 Hz and a power of 27 watts. A small microphone has an area of 0.78 cm2 and is located 184 meters from the point source. 1) What is the sound intensity at the microphone ? I = 2) What is the power intercepted by the microphone? Pin = 3) How many minutes will it take for the microphone to recieve 0.2 Joules from this sound? ΔT...
) A light wave and a sound wave passes through identical single slit. (a) Compare the...
) A light wave and a sound wave passes through identical single slit. (a) Compare the diffraction pattern. What happens in passing through the opening and subsequently that produces the pattern. (b) What happens to the pattern of the light waves if the single slit is replaced by a double slit.
ADVERTISEMENT
Need Online Homework Help?

Get Answers For Free
Most questions answered within 1 hours.

Ask a Question
ADVERTISEMENT