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Author Question: A mechanic is examining the wheel of a bicycle to adjust the brake. With the bicycle off the ground, ... (Read 894 times)

Lobcity

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A mechanic is examining the wheel of a bicycle to adjust the brake. With the bicycle off the ground, he manually rotates the wheel until it reaches an angular speed of 12.0 rad/s and then allows it to coast to a stop.
 
  If the wheel has a moment of inertia of 0.100 kg  m2, and the wheel slows uniformly to a stop in 160 s, what is the magnitude of the retarding torque? A) 1.00 N  m
  B) 0.00750 N  m
  C) 0.0787 N  m
  D) 1.33 N  m
  E) 1.67 N  m

Question 2

Which statements must be true about the surface of a charged conductor in which no charge is moving? (There could be more than one correct choice.)
 
  A) The electric field is zero at the surface.
  B) The electric potential of the surface is zero.
  C) The electric field is constant at the surface.
  D) The electric potential is constant over the surface.
  E) The electric field is perpendicular to the surface.


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pocatato

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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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