Anonymous
Anonymous asked in Science & MathematicsPhysics · 9 months ago

For a point charge, how does the potential vary with distance from the point charge, r?

a. r

b. constant

c. 1/r

d. r2

e. 1/r2

1 Answer

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  • 9 months ago
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    Potential from a charge is

    V = kQ/r in volts

    k = 1/4πε₀ = 8.99e9 Nm²/C²

    r is separation in meters

    q is charge in coulombs

    so the relationship is inverse, c

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