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2 Motion and forces

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Question 157
H

A passenger of mass 60 kg is brought to rest from 12 m/s in a collision. A safety device increases the stopping time from 0.060 s to 0.24 s. By how much does the magnitude of the mean resultant force on the passenger decrease?

[1]
A

3000 N3000\ \mathrm{N}3000 N

B

12000 N12000\ \mathrm{N}12000 N

C

9000 N9000\ \mathrm{N}9000 N

D

15000 N15000\ \mathrm{N}15000 N

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2 Motion and forces Questions

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

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