PhysicsLab_MiaMartinez
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Lab#6: RC Circuit Report Objective
:
To virtually observe and measure the factors that affect the time it takes
for a capacitor to charge in a direct current (DC) circuit.
Part 1– Measured Time vs. Resistance:
Data Table#1:
C = 50
μF
V = 10V
Run
Resistanc
e
Measured Time
Measured
Time Constant
Calculate
d time constant
%Error
Unit
s
Ohms
s
S
s
1
200
0.101
0.0101
0.10
0%
2
400
0.200
0.0200
0.020
0%
3
600
0.299
0.0299
0.030
0.33%
4
800
0.399
0.0399
0.040
0.25%
5
900
0.454
0.0454
0.045
0.89
Graph#1: Measured Time vs.
Resistance
Part 2: Measured Time Vs. Voltage Data Table#2
C = _50e-6 F_________
R = ___500 ohms________
Run
Voltage
Measured Time
Measured Time
Constant Units
V
S
S
3
0.223
0.0223
5
0.233
0.0233
7
0.243
0.0243
8
0.244
0.0244
10
0.251
0.0251
Graph#2: Measured Time vs. Voltage
Part3: Charging a Capacitor Plots
Data Table#3
C = 50
μF
R = 200 ohms= 2.0 kilo ohms
V = 10 V
Run
Elapsed
Time
Voltage
Across
resistor
Voltage
Across
capacitor
Charge on Capacitor Current
Units
S
V
V
C
A
1
0.012
8.843
1.157
5.79e-5
4.42e-3
2
0.026
7.741
2.251
1.129e-4
3.87e-3
3
0.038
6.873
3.127
1.564e-4
3.44e-3
4
0.050
6.090
3.910
1.955e-4
3.04e-3
5
0.071
4.931
5.069
2.534e-4
2.47e-3
6
0.091
4.025
5.975
2.987e-4
2.01e-3
7
0.118
3.064
6.936
3.468e-4
1.53e-3
8
0.139
2.498
7.502
3.751e-4
1.25e-3
9
0.163
1.951
8.049
4.024e-4
0.98e-3
10
0.233
0.970
9.030
4.515e-4
0.49e-3
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