Physics · May / June 2023 · Paper 12 · Question 9

The stopping distance of a car is the sum of the thinking distance and the braking distance. Which factors affect the braking distance? | | speed of car | tiredness of driver | condition of road | |---|---|---|---| | A | ✓ | ✗ | ✗ | | B | ✓ | ✓ | ✓ | | C | ✓ | ✗ | ✓ | | D | ✗ | ✓ | ✓ | key ✓ = affects braking distance ✗ = does not affect braking distance

1. Aspeed of car ✓, tiredness of driver ✗, condition of road ✗
2. Bspeed of car ✓, tiredness of driver ✓, condition of road ✓
3. Cspeed of car ✓, tiredness of driver ✗, condition of road ✓
4. Dspeed of car ✗, tiredness of driver ✓, condition of road ✓

As printed in the paper