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2.5 Stopping and braking distances

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Question 62
H

A car of mass 1500 kg travels at 20 m/s. It stops 4.5 s after the driver sees a hazard. The reaction time is 0.50 s. What is the magnitude of the mean resultant force during braking?

[1]
A

7500 N7500\ \mathrm{N}7500 N

B

6000 N6000\ \mathrm{N}6000 N

C

6700 N6700\ \mathrm{N}6700 N

D

60000 N60000\ \mathrm{N}60000 N

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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