Two organ pipes, open at one end but closed at the other, are each 1.10 m long. One is now lengthened by 1.10 cm. Part A Find the frequency of the beat they produce when playing together in their fundamental. Express your answer in hertz. 15. ΑΣΦ fbeat = Submit Request Answer ? Hz
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- The sinusoidal wave shown in the figure below is traveling in the positive x-direction and has a frequency of 35.0 Hz (c) Find the period. (d) Find the speed of the wave.how to solve attached questionFor a particular transverse wave, there are 1.10 meters between two sequential troughs and seven troughs pass a fixed point along the direction of travel every 10.5 s. Find the wave speed (in m/s). m/s
- Review I Constants (Figure 1) shows the displacement of a standing sound wave in a 32-cm-long horizontal tube of air open at both ends. Part C At what distances from the left end of the tube do the molecules oscillate with maximum amplitude? Express your answer numerically. If there is more than one answer, enter your answers in ascending order separated by commas. Hνα ΑΣφ ? cm Submit Previous Answers Request Answer Part D Figure 1 of 1 At what distances from the left end of the tube does the air pressure oscillate with maximum amplitude? Express your answer numerically. If there is more than one answer, enter your answers in ascending order separated by commas. x (cm) 32 = 1 cm Submit Request Answer IIA transverse wave on a string has an amplitude of 0.188 m and a frequency of 215 Hz. Consider the particle of the string at x = 0 m. It begins with a displacement of y = 0 m when t = 0 s. How much time passes between the first two instants when this particle has a displacement of y = 0.0817 m? Number i UnitsAn organ pipe is open at both ends. It is producing sound at its n = 3 harmonic, the frequency of which is 363 Hz. Take the speed of sound to be 345 m/s. What is the length of the pipe? Number i Units
- Light waves are electromagnetic waves that travel at 3.00 108 m/s. The eye is most sensitive to light having a wavelength of 5.50 10-7 m. Find the frequency of this light wave. ___Hz Find its period. ____sWhat is the speed of a transverse wave in a rope of length 1.3 m and mass 16 g under a tension of 600 N? Number i Units m/sSolve the problem. PROVIDE THE GIVEN, REQUIRED, EQUATION, SOLUTION, AND FINAL ANSWER A Victorian parlor trick was to listen to the pitch of a fly’s buzz, reproduce the musical note on the piano, and announce how many times the fly’s wings had flapped in one second. If the fly’s wings flap, say, 250 times in one second. Find the (a) frequency of the motion and (b) period.
- What is the intensity in watts per meter squared of 81.0-dB sound? (You do not need to enter any units.) |W/m²The first harmonic of a series created by a standing air wave in a tube open at one end only is 36.9 Hz. If the length of the tube is 235 cm, calculate the speed of sound of the air. Use two digits of precision for your answer. Your Answer: + Answer13 = 342 237. € X Your response differs from the correct answer by more than 10%. Double check your calculations. m (c) Suppose the wire is carbon steel with a density of 7.89 x 10³ kg/m³, a cross-sectional area A = 2.68 x 10-7 m², and an elastic limit of 2.50 x 108 Pa. Find the fundamental frequency if the wire is tightened to the elastic limit. Neglect any stretching of the wire (which would slightly reduce the mass per unit length). Hz EXERCISE HINTS: GETTING STARTED I I'M STUCK! (a) Find the fundamental frequency and second harmonic if the tension in the wire is increased to 118 N. (Assume the wire doesn't stretch or break.) ffundamental = Hz f2nd harmonic= Hz (b) Using a sound speed of 342 m/s, find the wavelengths of the sound waves produced. λ (larger) = 2.00 X Follow the example. Once you have computed the correct fundamental frequency, you should be able to determine the wavelengths of the sound waves. m > (smaller) = 1.00 X Follow the example. Once you have computed the…