Oppositely charged parallel plates are separated by 5.26 mm. A potential difference of 600 V exists between the plates. (a) What is the magnitude of the electric field strength between the plates? 1 . N/C (b) What is the magnitude of the force on an electron between the plates? 2 N (c) How much work must be done on the electron to move it to the negative plate if it is initially positioned 2.91 mm from the positive plate? 3 J