184_notes:rhr

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184_notes:rhr [2020/08/23 21:26] – dmcpadden184_notes:rhr [2022/11/06 16:08] (current) – valen176
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 In this method, you start with your hand completely open and in an "L" shape. Point your fingers in the direction of →A, then curl your fingers toward the direction of →B. Whichever way your thumb points is the direction of →C. In this method, you start with your hand completely open and in an "L" shape. Point your fingers in the direction of →A, then curl your fingers toward the direction of →B. Whichever way your thumb points is the direction of →C.
  
-[{{183_notes:rhrv1.png?150|Fingers point in direction of A }}] [{{183_notes:rhrv1.5.png?150|Fingers curl}}]+[{{183_notes:rhrv1.png?150|Fingers point in direction of A }}] [{{183_notes:rhrv1.5.png?150|Fingers curl towards B}}]
  
 In the case of these pictures, →C would point out of the whiteboard.   In the case of these pictures, →C would point out of the whiteboard.  
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 Then, again, your thumb will point in the direction of →C, which in this case is out of the whiteboard. Then, again, your thumb will point in the direction of →C, which in this case is out of the whiteboard.
  
 +====Method 3 - Shortcut for Magnetism====
 +
 +In this method, you start by pointing your thumb in the direction of the velocity of a point charge, then you curl your fingers. →B will point in directions tangent to the circle your fingers make as they curl. This works for a positive charge, if the charge is negative, flip your hand and point your thumb in the direction of −→v instead.
 +
 +[{{  184_notes:rhrv3b.png?200|Shortcut}}]
 +
 +
 +==== Video Overview of the 3 Methods ====
 +
 +
 +{{youtube>tvv72xl164c?large}}
  
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