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line of force

noun

, Physics.
  1. an imaginary line or curve in a field of force, as an electric field, such that the direction of the line at any point is that of the force in the field at that point.


line of force

noun

  1. an imaginary line representing a field of force, such as an electric or magnetic field, such that the tangent at any point is the direction of the field vector at that point
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012


line of force

  1. A line used to indicate the direction of a field, especially an electric or magnetic field, at various points in space. The tangent of a line of force at each point indicates the orientation of the field at that point. Arrows are usually used to indicate the direction of the force.
  2. See Note at magnetism


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Word History and Origins

Origin of line of force1

First recorded in 1870–75

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line of fire, in theline of induction