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Cambridge AS & A Level Physics

17.3Damped and forced oscillations, resonance

Damped and forced oscillations, resonance in Cambridge AS & A Level Physics: what the syllabus expects you to know, the learning objectives and how to practise.
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Learning objectives

What the syllabus expects you to be able to do.

  1. 17.3.1Explain damping by a resistive force.
  2. 17.3.2Use light, critical and heavy damping and sketch their displacement-time graphs.
  3. 17.3.3Explain resonance as maximum amplitude when forced at the natural frequency.

Lessons

  • Damping, forced oscillations and resonance

    40 min

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Sample question

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Damped and forced oscillations, resonance: sample question

1 mark

Which type of damping returns a displaced system to equilibrium in the shortest time without it oscillating?

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