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Course Home <Ch 16 HW Problem 16.56 Part A The sound from a trumpet radiates uniformly...
The sound from a trumpet radiates uniformly in all directions in air with a temperature of...
The sound from a trumpet radiates uniformly in all directions in air with a temperature of 20∘C. At a distance of 4.90 m from the trumpet the sound intensity level is 49.0 dB . The frequency is 584 Hz . Part A What is the pressure amplitude at this distance? Use 344 m/s for the speed of sound in air, 1.20 kg/m3 for the density of air, and 1.00×10−12 W/m2 for the reference intensity. Part B What is the displacement...
The sound from a trumpet radiates uniformly in all directions in air with a temperature of...
The sound from a trumpet radiates uniformly in all directions in air with a temperature of 20∘C. At a distance of 4.98 m from the trumpet the sound intensity level is 56.0 dB. The frequency is 586 Hz. Use 344 m/s for the speed of sound in air, 1.20 kg/m3 for the density of air, and 1.00×10−12 W/m2 for the reference intensity. a) What is the pressure amplitude at this distance? b) What is the displacement amplitude? Use 1.42×105 Pa...
CH 16 Traveling Waves Problem 16.40 Review Part A The sound intensity level 5.0 m from...
CH 16 Traveling Waves Problem 16.40 Review Part A The sound intensity level 5.0 m from a large power saw is 100 dB At what distance will the sound be a more tolerable 80 dB? Express your answer to two significant figures and include the appropriate units. RValue Units Submit Request Answer Provide Feedback
CH 16 Traveling Waves Problem 16.38 Part A What is the sound intensity level for sound...
CH 16 Traveling Waves Problem 16.38 Part A What is the sound intensity level for sound wave of intensity 3.8x10-8 W/m2 Express your answer to two significant figures and include the appropriate units. - Value Unis Units Submit Request Answer Part B What is the sound intensity level for sound wave of intensity 3.8x10-2 W/m2 ? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer Provide Feedback
CH 16 Traveling waves Problem 16.56 24 of 24 Part A I Review A wave on...
CH 16 Traveling waves Problem 16.56 24 of 24 Part A I Review A wave on a string is dascribec by D(E, t) that is the string lens on? Express your answer with the approprlate unlts. (2.00 cm) sin(12.57 Tad/m):r-(638 rad/s)t' is in m end f is ins The ineer density ot tne string is 5.00 g m, where %-| Value Units Submit Request Answer Part B hat is the naximum displacement of a cort on the string? Express your...
Table 15.3 Sound intensity levels and intensities of common environmental sounds ReviewI Constants Periodic Table Sound...
Table 15.3 Sound intensity levels and intensities of common environmental sounds ReviewI Constants Periodic Table Sound β(dB) 1(W/m2) Threshold of Part A hearing 1.0 10-12 Person breathing, A whisper, atm 20 1.0x 1010 Classroom during Residential street, Quiet restaurant Normal Table 15.3 in the textbook gives an estimate for the sound intensity of a whisper at 1.0 m. What is the sound intensity of a whisper at a distance of 2.5 m, in W/m Express your answer in watts per...
Both parts please. 1221.100 Course Home <HW week7 Item 14 Part A Estimate the pressure exerted...
Both parts please.
1221.100 Course Home <HW week7 Item 14 Part A Estimate the pressure exerted on a floor by one pointed charleg (61 kg on all four legs) of area - 2.8x102 cm? Express your answer using two significant fie O AED Ponir- Submit Request Answ Part B 870 cm? Estimate the pressure exerted on a floor by a 1300 kg elephant standing on one foot (area Express your answer using two significant figures. 190 AED + O ?...
n Review Id During takeoff, the sound intensity level of a jet engine is 150 dB...
n Review Id During takeoff, the sound intensity level of a jet engine is 150 dB at a distance of 22 m. Part A What is the sound intensity level at a distance of 1.0 km? Express your answer to two significant figures and include the appropriate units. НА ? B = 253.7 dB Submit Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining
1 Review The sound intensity 53.0 m from a wailing tornado siren is 0.200 W/m² Part...
1 Review The sound intensity 53.0 m from a wailing tornado siren is 0.200 W/m² Part A What is the intensity at 1200 m ? Express your answer with the appropriate units. HÅR O O ? Value Units Submit Request Answer Part B luw/mº. Estimate the maximum The weakest intensity likely to be heard over background noise is distance at which the siren can be heard. Express your answer with the appropriate units. CHÅR O ? Value Units Submit Request...
Problem 12.36 A small omnidirectional stereo speaker produces waves in all directions that have an intensity...
Problem 12.36 A small omnidirectional stereo speaker produces waves in all directions that have an intensity of 8.00 W/m? at a distance of 2.50 m from the speaker. Part A At what rate does this speaker produce energy? Express your answer in watts. P= Submit Request Answer • Part B What is the intensity of this sound 8.00 m trom the speaker? Express your answer in watts per meters squared. I- W/m? Reguest Answer Submit P Pearson <Homework-chapter 12 Problem...
CH 16 Traveling Waves Problem 16.40 Review Part A The sound intensity level 5.0 m from a large power saw is 100 dB At what distance will the sound be a more tolerable 80 dB? Express your answer to two significant figures and include the appropriate units. RValue Units Submit Request Answer Provide Feedback
CH 16 Traveling Waves Problem 16.38 Part A What is the sound intensity level for sound wave of intensity 3.8x10-8 W/m2 Express your answer to two significant figures and include the appropriate units. - Value Unis Units Submit Request Answer Part B What is the sound intensity level for sound wave of intensity 3.8x10-2 W/m2 ? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request Answer Provide Feedback
CH 16 Traveling waves Problem 16.56 24 of 24 Part A I Review A wave on a string is dascribec by D(E, t) that is the string lens on? Express your answer with the approprlate unlts. (2.00 cm) sin(12.57 Tad/m):r-(638 rad/s)t' is in m end f is ins The ineer density ot tne string is 5.00 g m, where %-| Value Units Submit Request Answer Part B hat is the naximum displacement of a cort on the string? Express your...
Table 15.3 Sound intensity levels and intensities of common environmental sounds ReviewI Constants Periodic Table Sound β(dB) 1(W/m2) Threshold of Part A hearing 1.0 10-12 Person breathing, A whisper, atm 20 1.0x 1010 Classroom during Residential street, Quiet restaurant Normal Table 15.3 in the textbook gives an estimate for the sound intensity of a whisper at 1.0 m. What is the sound intensity of a whisper at a distance of 2.5 m, in W/m Express your answer in watts per...
Both parts please.
1221.100 Course Home <HW week7 Item 14 Part A Estimate the pressure exerted on a floor by one pointed charleg (61 kg on all four legs) of area - 2.8x102 cm? Express your answer using two significant fie O AED Ponir- Submit Request Answ Part B 870 cm? Estimate the pressure exerted on a floor by a 1300 kg elephant standing on one foot (area Express your answer using two significant figures. 190 AED + O ?...
n Review Id During takeoff, the sound intensity level of a jet engine is 150 dB at a distance of 22 m. Part A What is the sound intensity level at a distance of 1.0 km? Express your answer to two significant figures and include the appropriate units. НА ? B = 253.7 dB Submit Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining
1 Review The sound intensity 53.0 m from a wailing tornado siren is 0.200 W/m² Part A What is the intensity at 1200 m ? Express your answer with the appropriate units. HÅR O O ? Value Units Submit Request Answer Part B luw/mº. Estimate the maximum The weakest intensity likely to be heard over background noise is distance at which the siren can be heard. Express your answer with the appropriate units. CHÅR O ? Value Units Submit Request...
Problem 12.36 A small omnidirectional stereo speaker produces waves in all directions that have an intensity of 8.00 W/m? at a distance of 2.50 m from the speaker. Part A At what rate does this speaker produce energy? Express your answer in watts. P= Submit Request Answer • Part B What is the intensity of this sound 8.00 m trom the speaker? Express your answer in watts per meters squared. I- W/m? Reguest Answer Submit P Pearson <Homework-chapter 12 Problem...
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