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====Method 3 - Shortcut for Magnetism==== | ====Method 3 - Shortcut for Magnetism==== | ||
- | In this method, you start by pointing your thumb in the direction of the | + | In this method, you start by pointing your thumb in the direction of the velocity of a point charge, then you curl your fingers. $\vec{B}$ will point in directions tangent to the circle your fingers make as they curl. |
- | [{{ 184_notes:rhrv3.png?200|Three fingers}}] | + | |
+ | [{{ 184_notes:rhrv3b.png?200|Shortcut}}] | ||
+ | |||
+ | Note: the field lines **don' | ||