Two uncharged metal balls, Z and X, stand on insulating glass rods. A third ball, carrying a positive charge, is brought near the ball X as shown in…

Two uncharged metal balls, Z and X, standon insulating glass rods. A third ball, carryinga positive charge, is brought near the ball Xas shown in the figure. A conducting wire isthen run between Z and X and then removed.Finally the third ball is removed.