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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 78 times)

jparksx

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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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jparksx

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Reply 2 on: Jul 29, 2018
:D TYSM


bdobbins

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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