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Author Question: A long, straight wire carrying a current is placed along the y-axis. If the direction of the ... (Read 111 times)

kwoodring

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on: Jul 29, 2018
A long, straight wire carrying a current is placed along the y-axis.
 
  If the direction of the current is in the +y direction, what is the direction of the magnetic field due to this wire as you view it in such a way that the current is coming directly toward you? A) clockwise, around the x-axis
  B) counterclockwise, around the x-axis
  C) counterclockwise, around the z-axis
  D) counterclockwise, around the y-axis
  E) clockwise, around the y-axis

Question 2

A wire lying in the plane of this page carries a current directly toward the top of the page.
 
  What is the direction of the magnetic force this current produces on an electron that is moving perpendicular to the page and outward from it on the left side of the wire? A) perpendicular to the page and towards you
  B) perpendicular to the page and away from you
  C) toward the top of the page
  D) toward the bottom of the page
  E) The force is zero.
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Swizqar

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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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kwoodring

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


Swizqar

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


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