Quote: although electrical force goes inversely as the distance squared, a shaking charge conveys influence much farther out

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electromagnetic field

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Although the forces between two charged objects should … that the influence extends very much farther out … Here is an analogy: If we are in … it "directly" by pushing the water with another … On the other hand, if we jiggle the … there, etc., and waves travel away, so that … understood from the direct interaction. Therefore the idea … case, with what we call the electromagnetic field. …   Google-1   Google-2

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Additional Titles

Quote: the electromagnetic field conveys the vibrations of electrical force like water conveys waves
Quote: in water, one cork can move another much further away by jiggling than by pushing; same with charges in an electromagnetic field

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