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2 Motion and forces

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Question 58

A motorised camera platform of mass 25 kg moves along a straight track. A motion sensor records these data.

Time in s\mathrm{s}sVelocity in m s−1\mathrm{m\,s^{-1}}ms−1
0.00.40
2.02.0

What is the mean resultant force on the camera platform during the 2.0 s interval?

[1]
A

25 N25\ \mathrm{N}25 N

B

40 N40\ \mathrm{N}40 N

C

0.80 N0.80\ \mathrm{N}0.80 N

D

20 N20\ \mathrm{N}20 N

Markscheme

2 Motion and forces Questions

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

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