PH-2138
Charging by induction
Physics · Secondary 4 · Medium · Charging by induction
Two identical neutral metal spheres, A and B, are in contact on insulating stands. A positively charged rod is brought near sphere A (without touching). While the rod is in place, sphere B is pulled away. The rod is then removed.
What is the final charge on sphere B?
What is the final charge on sphere B?
- Sphere B becomes positively charged
- Sphere B becomes negatively charged
- Sphere B remains neutral
- Sphere B is first negative, then returns to neutral
Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.