1 Two metallic concentric shells are shown Before closing

Last updated: 6/8/2023

1 Two metallic concentric shells are shown Before closing the switch charge on inner shell is Q and charge on outer shell is 2Q and potential at point A is V What will be potential at same point after closing the switch 1 V 2 2V 3 314 2 3 V 4 V 2a A S