Question:
11. The metal knob of a gold leaf electroscope is touched
Last updated: 7/10/2022
11. The metal knob of a gold leaf electroscope is touched with a positively charged rod. When it is taken away the leaves stay separated. Now the metal knob is touched by negatively charged rod. The separation between the leaves (A) increases (B) decreases (C) remains same (D) first increases then decreases.