A car passes point A with a speed of 20 km/h. The car accelerates at a constant rate and 10 seconds later it passes point B with a speed of 70 km/h.
Show that the acceleration of the car is 2518 ms−2\displaystyle \frac{25}{18} \text{ ms}^{-2}1825 ms−2.
Show that the distance AB is 125 m.
123 exam-style questions on Edexcel A Level Maths Constant Acceleration, covering 8.2 Modelling Assumptions, 8.3 Quantities and Units, 8.4 Working with Vectors, 9.1 Displacement-Time Graphs, 9.2 Velocity-Time Graphs, 9.3 Constant Acceleration Formulae 1, 9.4 Constant Acceleration Formulae 2, and 9.5 Vertical Motion Under Gravity. Each one has a worked solution and a mark scheme showing where the marks go.