๐Ÿงฒap physics 2 review

Coulomb constant (k)

Written by the Fiveable Content Team โ€ข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated September 2025

Definition

The Coulomb constant, represented by the symbol k, is a proportionality constant that appears in Coulomb's law. It determines the strength of the electric force between two charged objects.

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