A guitar string is vibrating in its fundamental mode, with nodes at each end. The length of the segment of the string that is free to vibrate is 0.380 m. The maximum transverse acceleration of a point at the middle of the segment is 8500 m/s² and the maximum transverse velocity is 3.40 m/s. Part A What is the amplitude of this standing wave? Express your answer in meters. A = ΜΕ ΑΣΦ Submit Request Answer Part B ? m What is the wave speed for the transverse traveling waves on this string? Express your answer in meters per second. v = ΜΕ ΑΣΦ Submit Request Answer Provide Feedback ? m/s Review | Constants Next >
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- A 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 UnitsPart A A sinusoidal wave traveling on a string has a period of 0.22 s, a wavelength of 30 cm, and an amplitude of 3.0 cm. What is the speed of this wave? O 10 cm/s 14 cm/s 140 cm/s O 270 cm/s Submit Request Answer < Return to Assignment Provide FeedbackPart A A 5.3 m wire with a mass of 85 g is attached to the mast of a sailboat. If the wire is given a "thunk" at one end, it takes 0.089 s for the resulting wave to What is the tension in the wire? reach the other end. Express your answer using two significant figures. HV ΑΣφ T = N Submit Request Answer
- Part A A transverse standing wave is set up on a string that is held fixed at both ends. The amplitude of the standing wave at an antinode is 1.40 mm and the speed of propagation of transverse waves on the string is 260 m/s. The string extends along the a- axis, with one of the fixed ends at x = 0, so that What is the maximum transverse speed of a point on the string at an antinode? Express your answer with the appropriate units. there is a node at x = 0. The smallest value of r where there is an antinode is x = 0.150 m. Umax 1= Value Units Submit Request Answer Part B What is the maximum transverse speed of a point on the string at x = 0.075 m? Express your answer with the appropriate units. HA Vmax 2 = Value Units Submit Request AnswerA 27.0 cm -long wire with a linear density of 20.0 g/m passes across the open end of an 88.0 cm - long open-closed tube of air. If the wire, which is fixed at both ends, vibrates at its fundamental frequency, the sound wave it generates excites the second vibrational mode of the tube of air. What is the tension in the wire? Part A Assume vsound = 340 m/s. Express your answer with the appropriate units. ? HA ValueD. A wave with a frequency of 16.0 Hz is traveling from left to right along the length of a rope as shown in the figure diagram from point A to B where length AB = 44 cm. Vertical separation between points C and D is 14.0 cm. Determine the amplitude, wavelength, period and speed of this wave. Amplitude = 7.0 cm, wavelength = 22.0 cm, time period = 62.5 millisecond, speed = 3.52 m/s. O Amplitude = 70 cm, wavelength = 2.2 cm, time period = 6.25 second, speed = 352 m/s. O Amplitude = 77 cm, wavelength = 22.0 m, time period = 62.5 millisecond, speed = 35.2 cm/s. Amplitude = 7.0 m, wavelength = 22.0 cm, time period = 625 millisecond, speed = 5.32 m/s. %3D
- A cord of mass 0.75 kg is stretched between two supports 6.3 m apart. Part A If the tension in the cord is 110 N , how long will it take a pulse to travel from one support to the other? Express your answer to two significant figures and include the appropriate units. HẢ ? t = Value UnitsA baseball park is filled with 4400 home-team fans. In the bottom of the ninth inning, the home team's leading batter hits a game winning home run and all 4400 fans stand and cheer. Assume that each individual fan produces a sound intensity of 10- W/m2 , as heard from the pitching mound. Part A What is the total sound intensity heard at the pitching mound? Express your answer in watts per meter squared. W/m? Submit Request Answer Part B What is the total sound intensity level at the pitching mound? Express your answer in decibels. ? dB Submit Request AnswerPart B When you are standing a distance r₁ from a point source of sound, the sound intensity level is 3₁. When you move away from the source to a new distance r2, the sound intensity level drops to 3₂ = 8₁-9 dB. Determine r2/r1. Express your answer to three significant figures. 5 ΑΣΦ 7₂ 71 Submit Request Answer [g] ? 31.1.
- A 1.0-m-tall vertical tube is filled with 20°C water. A tuning fork vibrating at 580 Hz is held just over the top of the tube as the water is slowly drained from the bottom. Part A At what water heights, measured from the bottom of the tube, will there be a standing wave in the tube above the water? Express your answer in meters. If there is more than one answer, enter your answers in descending order separated by commas. h = Submit 15. ΑΣΦ ΑΣΦΑ Request Answer Como ? mDuring takeoff, the sound intensity level of a jet engine is 150 dB at a distance of 32 m. Part A What is the sound intensity level at a distance of 1.0 km? Express your answer with the appropriate units.Part A Two steel guitar strings have the same length. String A has a diameter of 0.60 mm and is under 430.0 N of tension. String B has a diameter of 1.5 mm and is under a tension of 850.0 N . You may want to review (Pages 461 - 463) . Find the ratio of the wave speeds, vA/VB, in these two strings. Express your answer using two significant figures. Hνα ΑΣφ VA/VB = Submit Request Answer