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1 markOperational Amplifiers

CAPE Physics Unit 2 · 2009 · Paper 2 · Question 5(a)(i)

Operational amplifier frequency response and feedback circuits.

State the type of amplifier configuration shown in Figure 7.

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Other parts of this question

  1. 5(a)(ii)Explain what is meant by 'negative feedback'.[2 marks]
  2. 5(a)(iii)Calculate the bandwidth of the amplifier circuit shown in Figure 7.[2 marks]
  3. 5(b)(i)Calculate the peak output voltage when the frequency is 500 Hz.[2 marks]
  4. 5(b)(ii)Calculate the peak output voltage when the frequency is 10 000 Hz.[2 marks]
  5. 5(c)(i)Determine the frequency of this input signal.[1 mark]
  6. 5(c)(ii)Find the output of the amplifier at t = 5 ms.[2 marks]
  7. 5(c)(iii)Sketch a graph showing the shape of the output waveform from the amplifier.[3 marks]

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