In which of the following contexts can Gauss’s law be applied to find the electric field easily?
选项:
A:A point at a distance L from a uniformly charged wire with length L.;
B: A point very near the surface of a large uniformly charged plane sheet.;
C:A point beside a charged disk with radius R.;
D:A point outside a uniformly charged cube of side length L.
发布时间:2024-04-24 21:14:38