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CAPE Physics Unit 2 · 2002 · Paper 1 · Question 1(b)

An I-V characteristic curve for a thermistor is given in Figure 1.

Draw a circuit diagram that could be used to take measurements to obtain the characteristic shown in Figure 1.

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Other parts of this question

  1. 1(a)(i)Define the term electromotive force.[1 mark]
  2. 1(a)(ii)Define the term volt.[1 mark]
  3. 1(c)(i)Calculate the current flowing through the 200 Ω resistor.[1 mark]
  4. 1(c)(ii)Determine the potential difference across the thermistor.[2 marks]
  5. 1(c)(iii)Calculate the resistance of resistor R.[2 marks]

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