GCSE Questions  ForcesQ30. The diagram shows Kayjay playing with a remotecontrolled car. (a) The graph below shows the distancetime variation for the first 30 seconds of the car's motion.
[1 mark]
[4 marks] (b) A different car accelerated constantly from 0.12 m/s to 0.52 m/s. The acceleration of the car was 0.040 m/s^{2} . The work done to accelerate the car was 0.48 J. Calculate the resultant force needed to accelerate the car. [6 marks] (c) Explain why the car has a maximum speed. [4 marks] (Total 15 marks) 
Follow me...
