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Author Question: An Atwood machine consists of a mass of 3.5 kg connected by a light string to a mass of 6.0 kg over ... (Read 107 times)

jparksx

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on: Jul 29, 2018
An Atwood machine consists of a mass of 3.5 kg connected by a light string to a mass of 6.0 kg over a frictionless pulley with a moment of inertia of 0.0352 kg  m2 and a radius of 12.5 cm.
 
  If the system is released from rest, what is the speed of the masses after they have moved through 1.25 m if the string does not slip on the pulley? A) 2.0 m/s
  B) 2.3 m/s
  C) 4.0 m/s
  D) 5.0 m/s
  E) 6.0 m/s

Question 2

An object weighs 432 N on the surface of the earth. The earth has radius R. If the object is raised to a height of 3R above the earth's surface, what is its weight?
 
  A) 108 N
  B) 48.0 N
  C) 27.0 N
  D) 305 N
  E) 144 N
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Melissahxx

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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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jparksx

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Reply 2 on: Jul 29, 2018
Wow, this really help

yeungji

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

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