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2.5 Stopping and braking distances

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Question 71
H

A car has a thinking distance of 14 m and a braking distance of 36 m. Its speed is reduced by 25%. The driver’s reaction time, car mass and constant braking force are unchanged. What is the new stopping distance?

[1]
A

28.125 m28.125\ \mathrm{m}28.125 m

B

37.50 m37.50\ \mathrm{m}37.50 m

C

46.50 m46.50\ \mathrm{m}46.50 m

D

30.75 m30.75\ \mathrm{m}30.75 m

Markscheme

2.5 Stopping and braking distances Questions

  1. GCSE
  2. /Physics
  3. /2.5 Stopping and braking distances

126 exam-style questions on Edexcel GCSE Physics 2.5 Stopping and braking distances, covering 2.5.1 Stopping distance and reaction time, 2.5.2 Factors affecting stopping distance, 2.5.3 Dangers of large decelerations, and 2.5.4 Braking distance and initial speed. Each one has a worked solution and a mark scheme showing where the marks go.

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