Measuring Current as a Function of Voltage with a 20 Q Resistor
Voltage
M
Current Calculated
(A)
Current Experimental
(A)
1
5
10
20
50
Measuring Current as a Function of Resistance at 25 V
Resistance
Current Calculated
(10)
(A)
10
20
100
200
Determining Current in a Parallel Circuit
Observed
Resistor Set
(0)
Total
Resistance
Calculated
Current
(A)
Current
(A)
(10)
20, 20, 20
20, 20, 200
Voltage needed to raise current to 3.75 A (20, 20, 200 resistor set):
Calculated
Observed:
Calculating Power of Circuit Components
Current through Each Bulb
(A)
Table B
Table C
Table D
Observed Total Current
(A)
Current Experimental
(A)
Observed Current
through Each Resistor
(A)
Power Usage per Bulb
(