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Author Question: What is the frequency of a pressure wave of wavelength 2.5 m that is traveling at 1400 m/s? A) ... (Read 73 times)

saraeharris

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on: Jul 29, 2018
What is the frequency of a pressure wave of wavelength 2.5 m that is traveling at 1400 m/s?
 
  A) 178 Hz
  B) 1.78 kHz
  C) 560 Hz
  D) 5.6 kHz

Question 2

A fisherman fishing from a pier observes that the float on his line bobs up and down, taking 2.4 s to move from its highest point to its lowest point. He also estimates that the distance between adjacent wave crests is 48 m.
 
  What is the speed of the waves going past the pier? A) 1.0 m/s
  B) 20 m/s
  C) 10 m/s
  D) 5.0 m/s
  E) 120 m/s
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Eazy416

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Reply #1 on: Jul 29, 2018
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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saraeharris

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Reply 2 on: Jul 29, 2018
Excellent

raili21

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Reply 3 on: Yesterday
Gracias!

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