Definitions
from The Century Dictionary.
- noun An electric charge which for convenience in mathematical discussion is regarded as concentrated in a single point in space.
Etymologies
Sorry, no etymologies found.
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Examples
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Yet the next term in the sequence gave an energy loss rate, which for a point-charge agrees exactly with the rate you get by calculating how much energy is radiated.
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But that inertia-like term was infinite for a point-charge.
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