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Author Question: Two steel wires are stretched with the same tension. The first wire has a diameter of 0.610 mm and ... (Read 61 times)

bobbie

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on: Jul 29, 2018
Two steel wires are stretched with the same tension. The first wire has a diameter of 0.610 mm and the second wire has a diameter of 0.910 mm.
 
  If the speed of waves traveling along the first wire is 54.0 m/s, what is the speed of waves traveling along the second wire?
  A) 24.9 m/s
  B) 27.2 m/s
  C) 36.2 m/s
  D) 81.0 m/s
  E) 100 m/s

Question 2

If the acceleration vector of an object is directed parallel to the velocity vector,
 
  A) the object is turning.
  B) the object is speeding up.
  C) the object is slowing down.
  D) the object is not moving.
  E) this situation would not be physically possible.
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shailee

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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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bobbie

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Reply 2 on: Jul 29, 2018
Gracias!

yeungji

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Reply 3 on: Yesterday
Excellent

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