Current-Voltage characteristics
Here are some sample results of an experiment to investigate how the current varies with voltage for a resistor, filament bulb and diode. You may use them if your results are incomplete or inadequate for any reason.
Resistor
V / V |
I / A |
-4.7 |
-0.47 |
-3.85 |
-0.38 |
-1.79 |
-0.18 |
-0.1 |
-0.01 |
0.2 |
0.02 |
0.8 |
0.08 |
2.34 |
0.23 |
2.81 |
0.28 |
3.31 |
0.32 |
3.61 |
0.36 |
Filament bulb
V / V |
I / A |
-7.11 |
-0.16 |
-4.80 |
-0.13 |
-3.15 |
-0.11 |
-1.72 |
-0.07 |
-0.2 |
-0.03 |
1.16 |
0.06 |
2.17 |
0.08 |
3.52 |
0.11 |
4.53 |
0.13 |
6.48 |
0.15 |
7.92 |
0.17 |
Diode
V / V |
I / A |
-0.95 |
0.00 |
-0.63 |
0.00 |
-0.47 |
0.00 |
-0.35 |
0.00 |
-0.23 |
0.00 |
0.26 |
0.00 |
0.43 |
0.00 |
0.55 |
0.10 |
0.75 |
0.65 |
0.78 |
1.46 |
0.97 |
4.30 |