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Author Question: While you are sounding a tone on a toy whistle, you notice a friend running toward you. If you want ... (Read 115 times)

tfester

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on: Aug 6, 2020

Question 1

Which of the following does not have a precise definition in terms of the physical properties of sound waves?

◦
frequency

◦
intensity

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loudness

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sound level

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wavelength


Question 2

While you are sounding a tone on a toy whistle, you notice a friend running toward you. If you want her to hear the same frequency that you hear even though she is approaching, you must

◦
stay put.

◦
run towards her at the same speed.

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run away from her at the same speed.

◦
stay put and play a note of higher frequency.

◦
run towards her and play a note of higher frequency.
Physics for Scientists and Engineers ¦ Serway, Jewett ¦ 9th Edition
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Marked as best answer by tfester on Aug 6, 2020

alexanderhamilton

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Reply #1 on: Aug 6, 2020
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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tfester

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Reply 2 on: Aug 6, 2020
Gracias!

peter

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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