Physics (AS & A Level) · May / June 2019 · Paper 11 · Question 8

A positive charge of 2.6 × 10⁻⁸ C is in a uniform electric field of field strength 300 000 V m⁻¹. How much work must be done on the charge in order to move it a distance of 4.0 mm in the opposite direction to the direction of the field?

1. A3.1 × 10⁻⁵ J
2. B2.0 × 10⁻³ J
3. C3.1 × 10⁻² J
4. D2.0 J

As printed in the paper