Physics · Electrostatics
What is the electric potential at a distance r inside a uniformly charged solid insulating sphere of radius a and volume charge density ρ, where r < a?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(2 * π / 3) * (3a2 - r2)
- 2(4 * π * a3) / (3r)
- 3(ρ / (6 * ε0)) * (3a2 - r2)✓
- 4(ρ * a3) / (3 * ε0 * r)
Correct answer
(ρ / (6 * ε0)) * (3a2 - r2)
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