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2 Motion and forces

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Question 22

On a later journey, a tram has 20% less total mass than on an earlier journey. Its speed when braking begins is 25% greater. The same constant resultant braking force acts on both journeys.

The braking distance on the later journey is 50 m. What was the braking distance on the earlier journey?

[1]
A

50 m50\ \mathrm{m}50 m

B

40 m40\ \mathrm{m}40 m

C

32 m32\ \mathrm{m}32 m

D

62.5 m62.5\ \mathrm{m}62.5 m

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2 Motion and forces Questions

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

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