3.) A gas-filled 40.0 cm long pipe closed at one end produces a 624 Hz fundamental frequency. Determine the speed of sound in the gas.
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- 4-1-2) The figure shows the standing wave pattern produced on a string which is fixed at both ends. The length of the string L=120 cm, and the string has a total mass of 0.25 g. 1. What is the x-coordinate of the first non-zero node for this standing wave? Group of answer choices a.40 cm b.80 cm c.120 cm d.None of these 2. If the fundamental frequency of this string is 60 hz, what is the frequency of this harmonic? Group of answer choices a.20 hz b.30 hz c.120 hz d.180 hz99.. The standing waves in air in a pipe of length L that is open at both ends have a speed v. The frequencies of the three lowest harmonics are A) v/L, 2v/L, and 3v/L B) v/2L, v/L, and 3v/2L C) 2/2, 2, and 32/2 D) L/v, 2L/v, and 3L/v E) 2/3, 22/3, and 32/3
- (1-2) Using a tuning fork, the resonance pattern shown is produced in a glass tube which is closed off at one end. The total length L of the tube is 100 cm from the closed end to the open end. 1. If the speed of sound is 343 m/s, the frequency of the tuning fork must be about Group of answer choices a. 320 Hz b. 343 Hz c. 429 Hz d. 858 Hz11. A closed-end pipe produces both the third and fifth harmonics with frequencies of1100 Hz and 1833 Hz respectively. a) Calculate the frequency of the first harmonic. b) If the air temperature is 20°C where speed of sound is 334 ms-1, determine thelength of the pipe.6. What is the lowest frequency (excluding the fundamental) at which standing wave can occur in a 0.80-m long pipe with both ends open. The speed of sound in air is 341 m/s. Hz
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- In the following two questions, a block oscillates on a spring with a spring constant of 35 N/m. The block's position is described by x = (0.6 m) cos(40t), with t measured in seconds. 7) What is the total mechanical energy of the oscillator? A. 1.9 J B. 2.5 J C. 3.8 J D. 5.1 J E. 6.3 J and sust 8) What is the block's maximum speed? A. 6 m/s B. 12 m/s C. 18 m/s D. 24 m/s E. 36 m/s ma CE 3 vistamixo qqA Jisqs in 00.E sus adiud wallow (EE 00.8 sritiw aqoosslot llames yd baviDEST Vilen polavsw agstovs sri ad of trigil srit5. On a day when the speed of sound in air is 345 m/s, the fundamental frequency of an open-ended organ pipe is 690 Hz. If the second harmonic of this pipe has the same wavelength as the second overtone (third harmonic) of a closed-end pipe, what is the length of each pipe?The lower frequency limit of hearing for a particular human being is 25.9 Hz. What is the corresponding wavelength for this frequency if the air temperature is 23.1°C? 2-