4. Record the slope of your graph in ohms/cm. Slope = %3D 5. From the slope of the line, find the resistivity p. Show your work on your Calculations Sheet. Identify the calculation as "Table 2 Resistivity Calculation". Enter the resistivity value from your calculation here:
4. Record the slope of your graph in ohms/cm. Slope = %3D 5. From the slope of the line, find the resistivity p. Show your work on your Calculations Sheet. Identify the calculation as "Table 2 Resistivity Calculation". Enter the resistivity value from your calculation here:
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#4 & #5
Transcribed Image Text:Exercise 2: Resistance, Resistivity and Length of a Wire. (R = pL/A)
Data Table 2
Length (cm)
Resistance (ohms)
2.00
0.133
4.00
0.267
6.00
0.400
8.00
0.533
10.0
0.667
12.0
0.800
14.0
0.933
16.0
1.07
18.0
1.20
20.0
1.33
3. Graph your data in Table 2 using a program like Excel as described in the Lab Procedures. Plot
Resistance (ohms) on the Y axis and plot Length (cm) on the x-axis.
4. Record the slope of your graph in ohms/cm.
Slope =
%3D
5. From the slope of the line, find the resistivity p. Show your work on your Calculations Sheet.
Identify the calculation as "Table 2 Resistivity Calculation". Enter the resistivity value from your
calculation here:
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