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2.2 Speed, velocity and acceleration

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Question 17

A cable car descends in a straight line at 10 m/s. It slows uniformly at 1.0 m/s2 over a displacement of 32 m.

Use the equation v2−u2=2axv^2-u^2=2axv2−u2=2ax.

What is the cable car's speed at the end of this displacement?

[1]
A

4.0 m/s4.0\ \mathrm{m/s}4.0 m/s

B

8.2 m/s8.2\ \mathrm{m/s}8.2 m/s

C

8.0 m/s8.0\ \mathrm{m/s}8.0 m/s

D

6.0 m/s6.0\ \mathrm{m/s}6.0 m/s

Markscheme

2.2 Speed, velocity and acceleration Questions

  1. GCSE
  2. /Physics
  3. /2.2 Speed, velocity and acceleration

96 exam-style questions on Edexcel GCSE Physics 2.2 Speed, velocity and acceleration, covering 2.2.1 Speed and distance–time graphs, 2.2.2 Acceleration and the uniform-acceleration equation, 2.2.3 Velocity–time graphs, and 2.2.4 Measuring speed, typical speeds and free-fall acceleration. Each one has a worked solution and a mark scheme showing where the marks go.

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