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4 marksCircuit and Components

CSEC Physics · May/June 2012 · Paper 2 · Question 1(e)

Draw a labelled circuit diagram to show how the student should have connected his/her apparatus to conduct the investigation.

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Other parts of this question

  1. 1(a)Plot on page 3, a graph of potential difference (V) versus current (I).[8 marks]
  2. 1(b)Calculate the gradient of the line obtained in (a). (Do not use any point that coincides with a point from the table.)[4 marks]
  3. 1(c)State the physical property of the device with which the gradient is associated.[1 mark]
  4. 1(d)Using the information from the graph, comment on the relationship between the potential difference, (V), and the current (I).[1 mark]
  5. 1(f)With reference to 1 (e), describe the procedure used to conduct the investigation.[4 marks]
  6. 1(g)Three devices with resistances 8 Ω, 12 Ω and 15 Ω are connected in a circuit. Find the combined resistance of these devices when they are arranged in parallel.[3 marks]

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