Clicker212Week2

Clicker212Week2 - A than at B and C . 2. The wavefronts...

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Two strings, one thick and one thin, are  connected to form one long string.  A  sinusoidal wave travels along the string and  passes the point where they are connected.   Which of the following does not  change at  that point? 1. Wavelength 2. Propagation Speed 3. Frequency 4. Amplitude
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Three observers, A , B , and C are listening to a moving source of sound.  The diagram below shows the location of the wavecrests of the moving  source with respect to the three observers.  Which of the following is  true? 1. The wavefronts move faster at 
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Unformatted text preview: A than at B and C . 2. The wavefronts move faster at C than at A and B . 3. The wavefronts move faster at B than at A and C. 4. The wavefronts travel at the same speed at A, B and C. When a guitar string is being tuned, which of the following properties of the wave is being changed? 1. Wavelength only 2. Frequency only 3. Amplitude only 4. Speed only 5. Wavelength and frequency 6. Wavelength and speed 7. Frequency and wavelength...
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Clicker212Week2 - A than at B and C . 2. The wavefronts...

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