A rubber rod is rubbed with fur, so that the fur becomes positive. The rod is then used to charge an electroscope. The charge on the electroscope will be

Question

Quizplus · Accepted Answer

When a positively charged rod is brought near an object, it induces a negative charge on the surface of the object closest to the rod and a positive charge on the opposite side. This causes a separation of charges within the object, resulting in a temporary induced charge. In the case of an electroscope, the positively charged rod will induce a negative charge on the metal leaves of the electroscope, causing them to repel each other and indicating a positive charge. Therefore, the correct answer is D, positive if charged by induction.

A Rubber Rod Is Rubbed with Fur, So That the Fur