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Author Question: An object oscillates such that its position x as a function of time t obeys the equation x = (0.222 ... (Read 114 times)

jilianpiloj

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on: Jul 29, 2018
An object oscillates such that its position x as a function of time t obeys the equation x = (0.222 m) sin(314 s-1 t), where t is in seconds.
 
  (a) In one period, what total distance does the object move?
  (b) What is the frequency of the motion?
  (c) What is the position of the object when t = 1.00 s?

Question 2

A string is wound tightly around a fixed pulley having a radius of 5.0 cm. As the string is pulled, the pulley rotates without any slipping of the string. What is the angular speed of the pulley when the string is moving at 5.0 m/s?
 
  A) 100 rad/s
  B) 50 rad/s
  C) 25 rad/s
  D) 20 rad/s
  E) 10 rad/s
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britb2u

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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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jilianpiloj

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Reply #2 on: Jul 29, 2018
Both answers were spot on, thank you once again


britb2u

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Reply #3 on: Jul 29, 2018
Great! Please up vote :D


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