omit Question 1  What is the wave speed of a wave traveling through a long spring if its frequency is 8 Hz and its wavelength is 2.4 m. 3.33 m/sec0.30 m/sec10.4 m/sec19.2 m/sec omit Question 2  Given that the spring in Question 1 does not change, what would be the wave's new wavelength if the frequency of oscillation were to be doubled? 4.80 meters2.40 meters9.6 meters1.20 meters omit Question 3  A string vibrates at 625 Hz with a wavelength of 2.4 meters. If the wavelength is shortened by 0.6 meters, what is its new frequency? 1042 Hz2500 Hz469 Hz833 Hz omit Question 4  A fundamental fixed-fixed standing wave is generated along a 0.8-meter string when its frequency is 625 Hz. What would be the frequency of a 3rd harmonic wave generated along this same string? 1875 Hz1000 Hz208 Hz938 Hz omit Question 5  The speed of sound inside a 0.76-meter long open-closed tube (fixed-free) is 345.4 m/sec.What are its first three resonate frequencies? 114 Hz, 227 Hz, 341 Hz114 Hz, 341 Hz, 568 Hz227 Hz, 682 Hz, 1136 Hz227 Hz, 454 Hz, 682 Hz omit Question 6   If the tube in Question 5 was now opened on both ends (free-free), what would be its new first three resonate frequencies? 114 Hz, 341 Hz, 568 Hz227 Hz, 682 Hz, 1136 Hz227 Hz, 454 Hz, 682 Hz114 Hz, 227 Hz, 341 Hz omit Question 7  The lowest frequency that a conch shell is able to produce is 227 Hz, if the resonating dimension is 0.38 meters and the wave speed is 345.4 m/s, what type of standing wave is being created? fixed-freecannot be determinedfixed-fixedfree-free omit Question 8  What is the speed of sound in a chamber (fixed-free) that is 2.4 meters deep if sound is resonating at 625 Hz? 375 m/sec1125 m/sec1500 m/sec750 m/sec

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