Physics, 07.09.2021 18:10 lLavenderl
A sound wave traveling through dry air has a frequency of 16hz a wavelength of 22 m and a speed of 350 m/s. when the sound wave passes through a cloud of methane its wavelength changes to 28 m while its frequency remains the same what is its new speed
A. 448 m/s
B. 9800 m/s
C. 13 m/s
D. 350 m/s
Answers: 2
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Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz. what wavelength is produced?
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An engine undergoes a cycle as shown in the diagram. during a complete cycle the work done by the gas is 28.5×103 j and the energy transferred thermally out is 99.4×103 j. there are 1.5×1024 gas molecules and they have three active degrees of freedom. 6. (6 pts) during which process(es) is energy transferred thermally into the gas? a. 1→2 b. 2→3 c. 4→1 d. 1→2 and 4→1 e. none of the above
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A sound wave traveling through dry air has a frequency of 16hz a wavelength of 22 m and a speed of 3...
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