Physics (AS & A Level) · Feb / March 2017 · Paper 12 · Question 6

An aircraft, initially stationary on a runway, takes off with a speed of 85 km h⁻¹ in a distance of no more than 1.20 km. What is the minimum constant acceleration necessary for the aircraft?

1. A0.23 m s⁻²
2. B0.46 m s⁻²
3. C3.0 m s⁻²
4. D6.0 m s⁻²

As printed in the paper