If a pipe has a fundamental frequency 100 Hz and its second overtone is 520 Hz. Ther the pipe is, (a) closed at one end (b) open at both end (c) closed at both end (d) cannot be predicated
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Q: Two adjacent natural frequencies of an organ pipe are found to be 245 Hz and 315 Hz.
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- A washing machine has a sound intensity of 20 W/m?, determine its RMS sound pressure in Pa? a) b) The sound pressure of the noise emitted from a centrifugal compressor is 300 Pa, what is the resulting sound pressure level (dB)Calculate the end correction for a pipe of length L = 1 m closed at one end if its 5th harmonic frequency is f_{5} = 389HZ Take the speed of sound in air to be 350m/sGiven four machines producing 60 dB, 51dB, 50 dB, and 49 dB respectively, what is the total sound pressure level? (dB)
- If you have a 0.671 m long tube, open at both sides. Then what could be fundamental resonance frequency, in hertz, of the tube on a day when the speed of sound is 344 m/s? Then what could be the frequency of its second harmonic in Hz?I need the answer as soon as possibleCalculate the length of a pipe that has a fundamental frequency of 943 Hz. (Take the speed of sound in air to be 343 m/s.) (a) Assume the pipe is closed at one end. m (b) Assume the pipe is open at both ends.
- ts) What should be the power output of a speaker in order to produce a sound wave that has pressure amplitude 152mPa at a distance of 6.14m away? Assume that the sound is spreading freely through raom temperature air of density 1.22kg/m. A milli Pascal (mPa) is 10 "N/m. Please enter a numerical answer below Accepted formats are nunsters or e' based neientfic notation eg 021,2, tet, 5,23en Enter answe he O 0021115 0.0021115WO M Saved CHECK ANSWER 1of 4 checks usedA closed pipe is 70cm long. Find the frequencies and the first overtone if the speed of sound in the pipe is 343m/s-1.(a) Find the length of an organ pipe closed at one end that produces a fundamental frequency of 256 Hz when air temperature is 18.0C. (b) What is its fundamental frequency at 25.0C?