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Author Question: A small town has decided to forego the use of electrical power and send energy through town via ... (Read 155 times)

washai

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on: Jul 29, 2018
A small town has decided to forego the use of electrical power and send energy through town via mechanical waves on ropes.
 
  They use rope with a mass per length of 1.50 kg/m under 6000 N tension. If they are limited to a wave amplitude of 0.500 m, what must be the frequency of waves necessary to transmit power at the average rate of 2.00 kW?
  A)
 
  24.8 Hz
 
  B)
 
  169 Hz
 
  C)
 
  60.0 Hz
 
  D)
 
  2.07 Hz
 
  E)
 
  2.00 kHz

Question 2

Planet Z-34 has a mass equal to one-third that of Earth and a radius equal to one-third that of Earth.
 
  With g representing, as usual, the acceleration due to gravity on the surface of Earth, the acceleration due to gravity on the surface of Z-34 is A)
 
  g/3.
 
  B)
 
  3 g.
 
  C)
 
  6 g.
 
  D)
 
  g/9.
 
  E)
 
  9 g.
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tashiedavis420

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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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washai

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Reply 2 on: Jul 29, 2018
Excellent

duy1981999

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Reply 3 on: Yesterday
Gracias!

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