The two graphs in Figure 10.5 show the IV characteristics of a metal wire at two different

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The two graphs in Figure 10.5 show the I–V characteristics of a metal wire at two different temperatures, θ1 and θ2.

a. Calculate the resistance of the wire at each temperature.

b. State which is the higher temperature, θ1 or θ2.

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Cambridge International AS And A Level Physics Coursebook

ISBN: 9781108859035

3rd Edition

Authors: David Sang, Graham Jones, Gurinder Chadha, Richard Woodside

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