Physics (AS & A Level) · Feb / March 2018 · Paper 12 · Question 30

An electron passes into the space between two parallel plates that are 5.0 cm apart and which are maintained at electric potentials of +2000 V and –500 V, respectively. What is the electric force on the electron?

1. A1.6 × 10–15 N
2. B4.8 × 10–15 N
3. C6.4 × 10–15 N
4. D8.0 × 10–15 N

As printed in the paper