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2 marksElectrical Circuits

CAPE Physics Unit 2 · 2018 · Paper 2 · Question 1(d)

Identify the type of thermometric device used in the investigation and justify your answer.

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Other parts of this question

  1. 1(a)Complete Column 3 (ln R) in Table 1.[2 marks]
  2. 1(b)Using an appropriate scale, plot a graph of ln R vs T on the grid provided in Figure 1, and draw the line of best fit through the points.[4 marks]
  3. 1(c)The equation relating absolute temperature and resistance is R = R₀ exp(-β T). Use this equation and your graph to find the value of β.[4 marks]
  4. 1(e)State THREE differences between the resistivity of this conductor and that of most metallic conductors.[3 marks]

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