Two tuning forks produce resonance with air columns of lengths 16 cm and 24 cm respectively. If the smaller frequency is 320 Hz, find frequency of the other fork. (Neglect and correction)
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- I:02)When a string that is 2m long is connected between two supports and vibrated at 176 Hz it is observed to produce 8 antinodes. If the tension on the string is 77.5 N what would the total mass of the string be?You are trying to design a musical instrument that consists of a pipe filled with air at 20oC, so that it produces two successive harmonics that have frequencies of 240 Hz and 280 Hz. The speed of sound in air at 20oC is 343 m/s. (a) Should the pipe be open at both ends, or closed at one end? Justify your response. (b) How long should the pipe be?
- A string of mass 0.15 g is stretched and fixed at both ends. If the density of the string is 0.015 g/cm, and its tension is 15 N ;calculate and select the length and fundamental frequency of the stringPlease AsapA tuning fork with a frequency of 350 Hz is used to determine the resonance in a pipe open at both ends. a) If it is 15 ° C, calculate the length of the air column when in the third mode of resonance (3rd harmonic). b) Explain the difference if the tube, being the same length, had a closed end.
- A sound wave of wavelength 40 cm travels in air. If the difference between the maximum and minimum pressures at a given point is 1'0 x 10 'N/m, find the amplitude of vibration of the particles of the medium. The bulk modulus of air is 1'4 x 10 N/m.A steel wire in a piano has a length of 0.900 m and a mass of 3.800 ✕ 10^-3 kg. To what tension must this wire be stretched so that the fundamental vibration corresponds to middle C (fC = 261.6 Hz on the chromatic musical scale)? Needs Complete typed solution with 100 % accuracy.4) An organ pipe is open at one end and closed at the other. The pipe is designed to produce the note middle C (262 Hz). (a) How long is the pipe? (b) What is the frequency of the third harmonic? (c) How many nodes of the third harmonic are found inside the pipe? Do not count nodes that may be at the ends of the pipe. (Assume speed of sound is 343 m/s).
- What is the frequency of the 4th overtone of the clarinet (open-closed pipe)? Assume T = 290 K, and L = 4.18 m. Hint: even values of n are not applicable. Answer in Hz, and round to the nearest integer. The following characteristics of air might be useful: gamma = 1.4, molar mass = 32 g/mole, density = 1.029 kg/m3.1) Determine the change in chemical energy each second required to produce this increase in electric potential energy. 2) If there are roughly 7×10^11 of these cells in the body, how much chemical energy is used in pumping sodium ions each second? 3) Estimate the fraction of a person's metabolic rate used to pump these ions. Assume the metabolic rate to be 100 W.A string of mass 2.50 kg is under a tension of 200 N. The length of the stretched string is 20.0 m. If the transverse jerk is struck at one end of the string, how long does the disturbance take to reach the other end?