5. two conducting plates are inclined at an angle 30° to each other. a point charge is placed between them. the number of image charges required is: (a) 12, (c)

5. Two conducting plates are inclined at an angle 30° to each other. A point charge is placed between them. The number of image charges required is: (a) 12, (c) 2, (6) 11, (d) 1.