Physics · Electrostatics
Which of the following expressions correctly represents the electric field E created by an infinite straight line of uniform charge density ρL at a perpendicular distance 'a' away from the line?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1E = μ2πε0 ρL a
- 2E = μ2πε0 a
- 3E = ρL2πε0 a✓
- 4E = ρL a2πε0
Correct answer
E = ρL2πε0 a
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