Question

Diagram is drawn to scale in centimeters6.A conducting bar is broken into three sections. After bringing apositively charged object near one end of the bar, the centralsection is removed. Describe the sign of the charge on theremaining two sections.

Answer 1

consider that charges of opposite signs attract each other. Then, when the positively charged object is near one end of the bar, such end is charged negatively by the atraction of the positive charges.

On the other end there are the positive charges, due to the repulsion of charge with the same signs.