1 mark b Explain why the graph has this shape 5 marks c Identify the component

1 mark b explain why the graph has this shape 5 marks

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( 1 mark ) b Explain why the graph has this shape. ( 5 marks ) c Identify the component for which the following graph is the current– potential difference characteristic. © Oxford University Press 2016 This resource sheet may have been changed from the original. 3 P3.2.4

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Student bump up your grade Name ....................................................................... Class ................... Date ...................... ( 1 mark ) Graph 3 d Explain why the graph has this shape. ( 2 marks ) e Calculate the resistance of the component when the potential difference across it is 1 V. ( 2 marks ) f i Explain the significance of the negative values for p.d. and current. ( 3 marks ) ii State the resistance of the component for negative values of p.d. ( 1 marks ) iii Describe a use for this component in a circuit. ( 2 marks ) © Oxford University Press 2016 This resource sheet may have been changed from the original. 4 P3.2.4
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