A conducting sphere of radius 0.01 m has a charge of 1.0 * 10^-⁹ C deposited on it. The magnitude of the electric field in N/C just outside the surface of the sphere is:

Question

Quizplus · Accepted Answer

The electric field just outside a charged conducting sphere is given by E = kQ/r², where k is Coulomb's constant (8.99 x 10^9 N m²/C²), Q is the charge (1.0 x 10^-9 C), and r is the radius (0.01 m). Calculating gives E = 900 N/C.

A Conducting Sphere of Radius 0