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2 Motion and forces

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Question 135
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

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2 Motion and forces Questions

  1. GCSE
  2. /Physics
  3. /2 Motion and forces

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