Question Detail
Question
The electric flux emerging from a rectangular surface area 0.025 m² is 10 N·m²/C. Field lines are normal to the surface. Electric field strength?
Correct Answer
Option D is the correct answer.
Detailed Explanation
Φ = E A → E = Φ/A = 10 / 0.025 = 400 V/m.
Hint
E = Φ/A.