What is the loudness level of a sound wave delivering 40 watts of power that has traveled 8 meters? (b) What is the intensity of the sound wave after traveling 20 meters?

Q: A sound note emitted from certain source has a velocity of 300 m/s in air and 1050 m's in water. If…

A:

Q: At what temperature is the speed of sound in air 350 m/s?

A: Given that,The speed of sound in air : v = 350 (m/sec)Here we need to find the temperature :Now,As…

Q: What frequency is received by a mouse just before being dispatched by a hawk flying at it at 30.0…

A: Given: The speed of the hawk is 30 m/s. The speed of the sound is 331 m/s. The frequency emitted by…

Q: Imagine a  wave traveling is  stretched to total length of 3.4m and  takes 2.9s to travel the length…

A:

Q: A loudspeaker is placed near the open end of a pipe length 417 mm closed at its other end. The…

A: Length of pipe (L) = 417 mm = 0.417 m Lowest resonant frequency = 228 Hz

Q: hè wavé cárries a frequency A sound level 20 m from a loudspeaker is 65 dB, at air temperature of…

A: The sound level from a source is inversely proportional to the distance of propagation. The level is…

Q: (a) Find the length (in m) of an organ pipe closed at one end that produces a fundamental frequency…

A: (a) The equation for the speed of sound is given by, v=331 m/s1+TC273° C  (1) Here, TC is the…

Q: A siren emitting a sound of frequency 1200 Hz moves away from you toward the face of a building at a…

A: Frequency of siren (f) = 1200 Hz speed of siren (v) = 10 msSpeed pf sound in air (v') = 340 ms

Q: A sound note emitted from certain source has a velocity of 300 m/s in air and 1050 m's in water. If…

A: We have given  Velocity in air medium  Vair = 300 m/s  Velocity in water  Vwater = 1050 m/s…

Q: A guitar string made of steel has a length of 40cm and mass of 35gm.when used on a guitar ,a tension…

A:

Q: A sound note emitted from certain source has a velocity of 300 m/s in air and 1050 m's in water. If…

A: We need to compute-Wavelength of wave in water (λw)=?The data given as-Wavelength of wave in air…

Q: A sound wave travelling in a dense medium has a frequency of 20 KHz and a wavelength of 40 cm. What…

A: Write the expression for the speed of the waveform. Here, n represents the frequency and λ…

Q: The sound source of a ship’s sonar system operates at afrequency of 18.0 kHz. The speed of sound in…

A: Part (a) Given: The frequency of sound source is f=18.0 kHz. The speed of sound in water is v=1482…

Q: At what temperature is the speed of sound in air 350 m/s?

A:

Q: A group of hikers hears an echo 3.20 s after shouting. How far away is the mountain that reflected…

A: Given, time (t) = 3.20 s             speed of sound (v) = 346 m/s The sound pulse emitted by the…

Q: The distance between the two pressure sensors in a shock tubes is 150 mm. The time taken by a shock…

A: Given,The distance between two pressure shock waves, The time is taken by the shock wave, The…

Q: An oceanic depth-sounding vessel surveys the ocean bottom with ultrasonic sound that travels 1530…

A:

Q: What frequency is received by a stationary mouse just before being dispatched by a hawk flying at it…

A:

Q: An ambulance goes at 120 km / h sounding its siren. A car goes ahead of the ambulance in the same…

A: Given: Frequency of sound waves emitted by ambulance: Velocity of source- ambulance, observer- car…

Q: The average depth of penetration of an ultra-sound wave of the frequency f = 800 kHz in tissue is 4…

A: Given The initial intensity of the wave is I0=10 W/m2. The skin depth or average depth of…

Q: A sound source with a frequency of 1500 Hz moves at 40 m / s towards a reflecting wall approaching…

A: Given: The sound source moves with a frequency of fo=1500 Hz The sound source moves with a velocity…

Q: A person is listening to a tone of 500 Hz sitting at a distance of 450 m from the source of the…

A: Given :- n=500 hz, d=450m Introduction:- The time interval between two successive compressions is…

Q: Wei is standing on a platform when an approaching XPT train sounds its horn. The frequency of the…

A: Introduction:  It is given that the original frequency of the train is 500 Hz and the velocity of…

Q: A distance of 3.30 meters lies between two successive maxima of a transverse wave. Four wave crests…

A:

Q: What frequency is received by a stationary mouse just before being dispatched by a hawk flying at it…

A: To solve this problem, we can use the Doppler effect formula for sound: f′=f(v+vr​v+vs​​)Where:𝑓′…

Q: Sound waves are emitted isotropically (that is, with equal intensity in all directions) from a…

A: Given The distance from the source is r=3 m. The intensity of the waves is I=2.60×10-4 W/m2. The…

Q: A group of hikers hears an echo 1.30 s after shouting. How far away is the mountain that reflected…

A:

Q: A sound wave is travelling in air has a wavelength of 0.54 m, What is the frequency of the wave in…

A: The frequency(f) of a sound wave can be given as, f = vλ, where v is the velocity of sound at a…

Q: (a) What frequency is received by a person watching an oncoming ambulance moving at 115 km/h and…

A:

Q: A whale makes a sound in the water with a frequency of 300 Hz sound moves at a speed of 1400 n/s in…

A: