Question: How can I draw a graph showing the relation between voltage (y-axis) and current (x-axis)? Draw the best fit straight line through the points on

How can I draw a graph showing the relation between voltage (y-axis) and current (x-axis)? Draw

the best fit straight line through the points on your graph. Calculate the slope of this line

as another estimate for R.

Here are my values.

Voltage (v)

Current (A)

V/I

0.1

0.04

0.250 X 1000 = 250 Ohm

0.57

2.5

0.228 x 1000 = 228 Ohm

1.54

6.8

0.226 x 1000 = 226 Ohm

2.75

12.3

0.223 x 1000 = 223 Ohm

3.68

16.4

0.224 x 1000 = 224 Ohm

4.73

21.1

0.224 x 1000 = 224 Ohm

4.95

22.0

0.225 x 1000 = 225 Ohm

5.07

22.6

0.224 x 1000 = 224 Ohm

5.3

23.6

0.224 x 1000 = 225 Ohm

5.8

26.0

0.223 x 1000 = 223 Ohm

Average: 227 Ohm

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