Question: Ohm's law Each wire has the same radius: 1.27 x 10^-4 m. Data Table 2 Wire Length (m) Voltage (V) Current (A) Resistance () Resistivity

Ohm's law

Each wire has the same radius: 1.27 x 10^-4 m.

Data Table 2

Wire Length (m) Voltage (V) Current (A) Resistance () Resistivity (m)
0.800 2.00 0.75 2.667
1.20 2.00 1.125 1.778
1.60 2.00 1.5 1.334
2.00 2.00 1.875 1.067

Find the resistivity using R=pl/r^2

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