An initially uncharged hollow metallic sphere with radius of 5 cm has a small object with a charge of +10 µC carefully placed at the center of the sphere through a hole in the latter's surface.What charge resides inner surface of the sphere?

Question

Quizplus · Accepted Answer

The inner surface of the sphere will have a charge of -10 µC to neutralize the +10 µC charge at the center, ensuring the electric field inside the conductor is zero.

An Initially Uncharged Hollow Metallic Sphere with Radius of 5