The distance between two current conducting plates is 2 cm and a potential of 200 V is applied between them. Then the force acting on an electron passing through the plates (q = 1.6 `xx` 10-19 C) is _________.
1.6 `xx` 10-15 N
0.8 `xx` 10-15 N
3.2 `xx` 10-15 N
6.4 `xx` 10-15 N