Question

Gausss law is valid for

• A. any closed surface
• B. only regular closed surfaces
• C. any open surface
• D. only irregular open surfaces

Answer 1

Answer: (A)

any closed surface

Answer 2

According to Gausss law, the total flux linked with a closed surface called Gaussian surface, (The surface need not be a real physical surface, it can also be an hypothetical one) is $(1/\varepsilon_{0})$ times the charge enclosed by the closed surface.